diff --git a/README.md b/README.md
index 80723677b3..b4de22c303 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 # workflow
 
 [![Kotlin CI](https://github.com/square/workflow-kotlin/workflows/Kotlin%20CI/badge.svg)](https://github.com/square/workflow-kotlin/actions?query=branch%3Amain)
-[![Maven Central](https://img.shields.io/maven-central/v/com.squareup.workflow/workflow-core-jvm.svg?label=Maven%20Central)](https://search.maven.org/search?q=g:%22com.squareup.workflow%22)
+[![Maven Central](https://img.shields.io/maven-central/v/com.squareup.workflow1/workflow-core-jvm.svg?label=Maven%20Central)](https://search.maven.org/search?q=g:%22com.squareup.workflow%22)
 [![GitHub license](https://img.shields.io/badge/license-Apache%20License%202.0-blue.svg?style=flat)](https://www.apache.org/licenses/LICENSE-2.0)
 [![Kotlinlang slack](https://img.shields.io/static/v1?label=kotlinlang&message=squarelibraries&color=brightgreen&logo=slack)](https://kotlinlang.slack.com/archives/C5HT9AL7Q)
 
@@ -34,28 +34,28 @@ your `repositories` block, and then add dependencies on the following artifacts:
     <th>Depend on this if…</th>
   </tr>
   <tr>
-    <td nowrap><code>com.squareup.workflow:workflow-core-jvm:x.y.z</code></td>
+    <td nowrap><code>com.squareup.workflow1:workflow-core-jvm:x.y.z</code></td>
     <td>You are writing a library module/project that uses Workflows, but you don't need to interact
     with the runtime from the outside.</td>
   </tr>
   <tr>
-    <td nowrap><code>com.squareup.workflow:workflow-rx2:x.y.z</code></td>
+    <td nowrap><code>com.squareup.workflow1:workflow-rx2:x.y.z</code></td>
     <td>You need to interact with RxJava2 from your Workflows.</td>
   </tr>
   <tr>
-    <td nowrap><code>com.squareup.workflow:workflow-testing-jvm:x.y.z</code></td>
+    <td nowrap><code>com.squareup.workflow1:workflow-testing-jvm:x.y.z</code></td>
     <td>You are writing tests. This should only be included as a test dependency.</td>
   </tr>
   <tr>
-    <td nowrap><code>com.squareup.workflow:workflow-ui-core-android:x.y.z</code></td>
+    <td nowrap><code>com.squareup.workflow1:workflow-ui-core-android:x.y.z</code></td>
     <td>You're writing an Android app that uses Workflows.</td>
   </tr>
   <tr>
-    <td nowrap><code>com.squareup.workflow:workflow-ui-modal-android:x.y.z</code></td>
+    <td nowrap><code>com.squareup.workflow1:workflow-ui-modal-android:x.y.z</code></td>
     <td>Your Android app uses modals (popups).</td>
   </tr>
   <tr>
-    <td nowrap><code>com.squareup.workflow:workflow-ui-backstack-android:x.y.z</code></td>
+    <td nowrap><code>com.squareup.workflow1:workflow-ui-backstack-android:x.y.z</code></td>
     <td>Your android app uses backstacks.</td>
   </tr>
 </table>
@@ -71,11 +71,11 @@ higher-level integrations with UI frameworks.
     <th>Depend on this if…</th>
   </tr>
   <tr>
-    <td nowrap><code>com.squareup.workflow:workflow-runtime-jvm:x.y.z</code></td>
+    <td nowrap><code>com.squareup.workflow1:workflow-runtime-jvm:x.y.z</code></td>
     <td>You need to interact directly with the runtime, i.e. streams of renderings and outputs.</td>
   </tr>
   <tr>
-    <td nowrap><code>com.squareup.workflow:workflow-ui-core-jvm:x.y.z</code></td>
+    <td nowrap><code>com.squareup.workflow1:workflow-ui-core-jvm:x.y.z</code></td>
     <td>You are writing workflow-ui-android for another UI framework. Defines the core types used by
     that artifact.</td>
   </tr>
diff --git a/gradle.properties b/gradle.properties
index 8841dac89c..4d49a6790f 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -24,7 +24,7 @@ android.enableJetifier=true
 # Required to publish to Nexus (see https://github.com/gradle/gradle/issues/11308)
 systemProp.org.gradle.internal.publish.checksums.insecure=true
 
-GROUP=com.squareup.workflow
+GROUP=com.squareup.workflow1
 VERSION_NAME=1.0.0-alpha.2-SNAPSHOT
 
 POM_DESCRIPTION=Reactive workflows
diff --git a/internal-testing-utils/api/internal-testing-utils.api b/internal-testing-utils/api/internal-testing-utils.api
index bd2a522f5b..830c4a3ef4 100644
--- a/internal-testing-utils/api/internal-testing-utils.api
+++ b/internal-testing-utils/api/internal-testing-utils.api
@@ -1,10 +1,10 @@
-public final class com/squareup/workflow/internal/util/UncaughtExceptionGuard {
+public final class com/squareup/workflow1/internal/util/UncaughtExceptionGuard {
 	public fun <init> ()V
 	public final fun reportUncaught (Ljava/lang/Throwable;)V
 	public final fun runRethrowingUncaught (Lkotlin/jvm/functions/Function0;)Ljava/lang/Object;
 }
 
-public final class com/squareup/workflow/internal/util/UncaughtExceptionGuardKt {
+public final class com/squareup/workflow1/internal/util/UncaughtExceptionGuardKt {
 	public static final fun rethrowingUncaughtExceptions (Lkotlin/jvm/functions/Function0;)V
 }
 
diff --git a/internal-testing-utils/src/main/java/com/squareup/workflow/internal/util/UncaughtExceptionGuard.kt b/internal-testing-utils/src/main/java/com/squareup/workflow1/internal/util/UncaughtExceptionGuard.kt
similarity index 98%
rename from internal-testing-utils/src/main/java/com/squareup/workflow/internal/util/UncaughtExceptionGuard.kt
rename to internal-testing-utils/src/main/java/com/squareup/workflow1/internal/util/UncaughtExceptionGuard.kt
index e1e58b5f81..a028efd5d9 100644
--- a/internal-testing-utils/src/main/java/com/squareup/workflow/internal/util/UncaughtExceptionGuard.kt
+++ b/internal-testing-utils/src/main/java/com/squareup/workflow1/internal/util/UncaughtExceptionGuard.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.internal.util
+package com.squareup.workflow1.internal.util
 
 import java.util.concurrent.atomic.AtomicReference
 
diff --git a/internal-testing-utils/src/test/java/com/squareup/workflow/internal/util/UncaughtExceptionGuardTest.kt b/internal-testing-utils/src/test/java/com/squareup/workflow1/internal/util/UncaughtExceptionGuardTest.kt
similarity index 98%
rename from internal-testing-utils/src/test/java/com/squareup/workflow/internal/util/UncaughtExceptionGuardTest.kt
rename to internal-testing-utils/src/test/java/com/squareup/workflow1/internal/util/UncaughtExceptionGuardTest.kt
index f8f72b438a..0c9f23b780 100644
--- a/internal-testing-utils/src/test/java/com/squareup/workflow/internal/util/UncaughtExceptionGuardTest.kt
+++ b/internal-testing-utils/src/test/java/com/squareup/workflow1/internal/util/UncaughtExceptionGuardTest.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.internal.util
+package com.squareup.workflow1.internal.util
 
 import com.google.common.truth.Truth.assertThat
 import junit.framework.TestCase.fail
diff --git a/samples/containers/android/src/main/java/com/squareup/sample/container/BackButtonScreen.kt b/samples/containers/android/src/main/java/com/squareup/sample/container/BackButtonScreen.kt
index 59210b9cc3..0eb1ebdc68 100644
--- a/samples/containers/android/src/main/java/com/squareup/sample/container/BackButtonScreen.kt
+++ b/samples/containers/android/src/main/java/com/squareup/sample/container/BackButtonScreen.kt
@@ -15,14 +15,14 @@
  */
 package com.squareup.sample.container
 
-import com.squareup.workflow.ui.BuilderBinding
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.ViewFactory
-import com.squareup.workflow.ui.ViewRegistry
-import com.squareup.workflow.ui.backPressedHandler
-import com.squareup.workflow.ui.bindShowRendering
-import com.squareup.workflow.ui.buildView
-import com.squareup.workflow.ui.getShowRendering
+import com.squareup.workflow1.ui.BuilderBinding
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.ViewFactory
+import com.squareup.workflow1.ui.ViewRegistry
+import com.squareup.workflow1.ui.backPressedHandler
+import com.squareup.workflow1.ui.bindShowRendering
+import com.squareup.workflow1.ui.buildView
+import com.squareup.workflow1.ui.getShowRendering
 
 /**
  * Adds optional back button handling to a [wrapped] rendering, possibly overriding that
diff --git a/samples/containers/android/src/main/java/com/squareup/sample/container/SampleContainers.kt b/samples/containers/android/src/main/java/com/squareup/sample/container/SampleContainers.kt
index aaac01e21f..f7b3e2a163 100644
--- a/samples/containers/android/src/main/java/com/squareup/sample/container/SampleContainers.kt
+++ b/samples/containers/android/src/main/java/com/squareup/sample/container/SampleContainers.kt
@@ -18,8 +18,8 @@ package com.squareup.sample.container
 import com.squareup.sample.container.overviewdetail.OverviewDetailContainer
 import com.squareup.sample.container.panel.PanelContainer
 import com.squareup.sample.container.panel.ScrimContainer
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.ViewRegistry
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.ViewRegistry
 
 @OptIn(WorkflowUiExperimentalApi::class)
 val SampleContainers = ViewRegistry(
diff --git a/samples/containers/android/src/main/java/com/squareup/sample/container/overviewdetail/OverviewDetailConfig.kt b/samples/containers/android/src/main/java/com/squareup/sample/container/overviewdetail/OverviewDetailConfig.kt
index 9bfa4ca8a7..881a17950b 100644
--- a/samples/containers/android/src/main/java/com/squareup/sample/container/overviewdetail/OverviewDetailConfig.kt
+++ b/samples/containers/android/src/main/java/com/squareup/sample/container/overviewdetail/OverviewDetailConfig.kt
@@ -15,11 +15,11 @@
  */
 package com.squareup.sample.container.overviewdetail
 
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.ViewEnvironmentKey
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.ViewEnvironmentKey
 
 /**
- * [com.squareup.workflow.ui.ViewEnvironment] value that informs views
+ * [com.squareup.workflow1.ui.ViewEnvironment] value that informs views
  * whether they're children of a [OverviewDetailContainer], and if so
  * in what configuration.
  */
diff --git a/samples/containers/android/src/main/java/com/squareup/sample/container/overviewdetail/OverviewDetailContainer.kt b/samples/containers/android/src/main/java/com/squareup/sample/container/overviewdetail/OverviewDetailContainer.kt
index fa34d410c4..9b6b6fee3b 100644
--- a/samples/containers/android/src/main/java/com/squareup/sample/container/overviewdetail/OverviewDetailContainer.kt
+++ b/samples/containers/android/src/main/java/com/squareup/sample/container/overviewdetail/OverviewDetailContainer.kt
@@ -22,12 +22,12 @@ import com.squareup.sample.container.R
 import com.squareup.sample.container.overviewdetail.OverviewDetailConfig.Detail
 import com.squareup.sample.container.overviewdetail.OverviewDetailConfig.Overview
 import com.squareup.sample.container.overviewdetail.OverviewDetailConfig.Single
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.LayoutRunner
-import com.squareup.workflow.ui.ViewFactory
-import com.squareup.workflow.ui.ViewEnvironment
-import com.squareup.workflow.ui.WorkflowViewStub
-import com.squareup.workflow.ui.backstack.BackStackScreen
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.LayoutRunner
+import com.squareup.workflow1.ui.ViewFactory
+import com.squareup.workflow1.ui.ViewEnvironment
+import com.squareup.workflow1.ui.WorkflowViewStub
+import com.squareup.workflow1.ui.backstack.BackStackScreen
 
 /**
  * Displays [OverviewDetailScreen] renderings in either split pane or single pane
diff --git a/samples/containers/android/src/main/java/com/squareup/sample/container/panel/PanelContainer.kt b/samples/containers/android/src/main/java/com/squareup/sample/container/panel/PanelContainer.kt
index 61186e7ce5..e304f496a2 100644
--- a/samples/containers/android/src/main/java/com/squareup/sample/container/panel/PanelContainer.kt
+++ b/samples/containers/android/src/main/java/com/squareup/sample/container/panel/PanelContainer.kt
@@ -25,11 +25,11 @@ import android.view.View
 import android.view.ViewGroup
 import android.view.ViewGroup.LayoutParams.MATCH_PARENT
 import com.squareup.sample.container.R
-import com.squareup.workflow.ui.BuilderBinding
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.ViewFactory
-import com.squareup.workflow.ui.bindShowRendering
-import com.squareup.workflow.ui.modal.ModalViewContainer
+import com.squareup.workflow1.ui.BuilderBinding
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.ViewFactory
+import com.squareup.workflow1.ui.bindShowRendering
+import com.squareup.workflow1.ui.modal.ModalViewContainer
 
 /**
  * Used by Tic Tac Workflow sample to show its [PanelContainerScreen]s.
diff --git a/samples/containers/android/src/main/java/com/squareup/sample/container/panel/ScrimContainer.kt b/samples/containers/android/src/main/java/com/squareup/sample/container/panel/ScrimContainer.kt
index dae2257378..40c9862893 100644
--- a/samples/containers/android/src/main/java/com/squareup/sample/container/panel/ScrimContainer.kt
+++ b/samples/containers/android/src/main/java/com/squareup/sample/container/panel/ScrimContainer.kt
@@ -21,17 +21,17 @@ import android.util.AttributeSet
 import android.view.View
 import android.view.ViewGroup
 import com.squareup.sample.container.R
-import com.squareup.workflow.ui.BuilderBinding
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.ViewFactory
-import com.squareup.workflow.ui.WorkflowViewStub
-import com.squareup.workflow.ui.bindShowRendering
+import com.squareup.workflow1.ui.BuilderBinding
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.ViewFactory
+import com.squareup.workflow1.ui.WorkflowViewStub
+import com.squareup.workflow1.ui.bindShowRendering
 
 /**
  * A view that renders only its first child, behind a smoke scrim if
  * [isDimmed] is true (tablets only). Other children are ignored.
  *
- * Able to [render][com.squareup.workflow.ui.showRendering] [ScrimContainerScreen].
+ * Able to [render][com.squareup.workflow1.ui.showRendering] [ScrimContainerScreen].
  */
 class ScrimContainer @JvmOverloads constructor(
   context: Context,
diff --git a/samples/containers/android/src/main/res/layout-ldrtl/overview_detail_split.xml b/samples/containers/android/src/main/res/layout-ldrtl/overview_detail_split.xml
index 70d90685f7..cf21d29cc2 100644
--- a/samples/containers/android/src/main/res/layout-ldrtl/overview_detail_split.xml
+++ b/samples/containers/android/src/main/res/layout-ldrtl/overview_detail_split.xml
@@ -20,7 +20,7 @@
     android:orientation="horizontal"
     >
 
-  <com.squareup.workflow.ui.WorkflowViewStub
+  <com.squareup.workflow1.ui.WorkflowViewStub
       android:id="@+id/detail_stub"
       android:layout_width="0dp"
       android:layout_height="match_parent"
@@ -33,7 +33,7 @@
       android:background="@android:drawable/divider_horizontal_bright"
       />
 
-  <com.squareup.workflow.ui.WorkflowViewStub
+  <com.squareup.workflow1.ui.WorkflowViewStub
       android:id="@+id/overview_stub"
       android:layout_width="0dp"
       android:layout_height="match_parent"
diff --git a/samples/containers/android/src/main/res/layout/overview_detail_single.xml b/samples/containers/android/src/main/res/layout/overview_detail_single.xml
index ad79ac7a86..e80c849021 100644
--- a/samples/containers/android/src/main/res/layout/overview_detail_single.xml
+++ b/samples/containers/android/src/main/res/layout/overview_detail_single.xml
@@ -17,7 +17,7 @@
 <FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="match_parent" android:layout_height="match_parent">
 
-  <com.squareup.workflow.ui.WorkflowViewStub
+  <com.squareup.workflow1.ui.WorkflowViewStub
       android:id="@+id/overview_detail_single_stub"
       android:layout_width="match_parent"
       android:layout_height="match_parent"/>
diff --git a/samples/containers/android/src/main/res/layout/overview_detail_split.xml b/samples/containers/android/src/main/res/layout/overview_detail_split.xml
index d133111027..3c55d848f0 100644
--- a/samples/containers/android/src/main/res/layout/overview_detail_split.xml
+++ b/samples/containers/android/src/main/res/layout/overview_detail_split.xml
@@ -20,7 +20,7 @@
     android:orientation="horizontal"
     >
 
-  <com.squareup.workflow.ui.WorkflowViewStub
+  <com.squareup.workflow1.ui.WorkflowViewStub
       android:id="@+id/overview_stub"
       android:layout_width="0dp"
       android:layout_height="match_parent"
@@ -33,7 +33,7 @@
       android:background="@android:drawable/divider_horizontal_bright"
       />
 
-  <com.squareup.workflow.ui.WorkflowViewStub
+  <com.squareup.workflow1.ui.WorkflowViewStub
       android:id="@+id/detail_stub"
       android:layout_width="0dp"
       android:layout_height="match_parent"
diff --git a/samples/containers/app-poetry/src/main/java/com/squareup/sample/poetryapp/PoemListLayoutRunner.kt b/samples/containers/app-poetry/src/main/java/com/squareup/sample/poetryapp/PoemListLayoutRunner.kt
index ddc4943088..4329823676 100644
--- a/samples/containers/app-poetry/src/main/java/com/squareup/sample/poetryapp/PoemListLayoutRunner.kt
+++ b/samples/containers/app-poetry/src/main/java/com/squareup/sample/poetryapp/PoemListLayoutRunner.kt
@@ -25,11 +25,11 @@ import androidx.recyclerview.widget.RecyclerView
 import com.squareup.sample.container.overviewdetail.OverviewDetailConfig
 import com.squareup.sample.container.overviewdetail.OverviewDetailConfig.Overview
 import com.squareup.sample.container.poetryapp.R
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.LayoutRunner
-import com.squareup.workflow.ui.LayoutRunner.Companion.bind
-import com.squareup.workflow.ui.ViewFactory
-import com.squareup.workflow.ui.ViewEnvironment
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.LayoutRunner
+import com.squareup.workflow1.ui.LayoutRunner.Companion.bind
+import com.squareup.workflow1.ui.ViewFactory
+import com.squareup.workflow1.ui.ViewEnvironment
 
 @OptIn(WorkflowUiExperimentalApi::class)
 class PoemListLayoutRunner(view: View) : LayoutRunner<PoemListRendering> {
diff --git a/samples/containers/app-poetry/src/main/java/com/squareup/sample/poetryapp/PoemListWorkflow.kt b/samples/containers/app-poetry/src/main/java/com/squareup/sample/poetryapp/PoemListWorkflow.kt
index b529f8cb48..91923e87c4 100644
--- a/samples/containers/app-poetry/src/main/java/com/squareup/sample/poetryapp/PoemListWorkflow.kt
+++ b/samples/containers/app-poetry/src/main/java/com/squareup/sample/poetryapp/PoemListWorkflow.kt
@@ -16,9 +16,9 @@
 package com.squareup.sample.poetryapp
 
 import com.squareup.sample.poetry.model.Poem
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.StatelessWorkflow
-import com.squareup.workflow.makeEventSink
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.StatelessWorkflow
+import com.squareup.workflow1.makeEventSink
 
 /**
  * Renders a given ordered list of [Poem]s. Reports the index of any that are clicked.
diff --git a/samples/containers/app-poetry/src/main/java/com/squareup/sample/poetryapp/PoemsBrowserWorkflow.kt b/samples/containers/app-poetry/src/main/java/com/squareup/sample/poetryapp/PoemsBrowserWorkflow.kt
index eb8540429d..863dfabc3b 100644
--- a/samples/containers/app-poetry/src/main/java/com/squareup/sample/poetryapp/PoemsBrowserWorkflow.kt
+++ b/samples/containers/app-poetry/src/main/java/com/squareup/sample/poetryapp/PoemsBrowserWorkflow.kt
@@ -18,13 +18,13 @@ package com.squareup.sample.poetryapp
 import com.squareup.sample.container.overviewdetail.OverviewDetailScreen
 import com.squareup.sample.poetry.PoemWorkflow
 import com.squareup.sample.poetry.model.Poem
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.action
-import com.squareup.workflow.parse
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.backstack.BackStackScreen
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.action
+import com.squareup.workflow1.parse
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.backstack.BackStackScreen
 
 typealias SelectedPoem = Int
 
diff --git a/samples/containers/app-poetry/src/main/java/com/squareup/sample/poetryapp/PoetryActivity.kt b/samples/containers/app-poetry/src/main/java/com/squareup/sample/poetryapp/PoetryActivity.kt
index c24df63658..5223f9f04f 100644
--- a/samples/containers/app-poetry/src/main/java/com/squareup/sample/poetryapp/PoetryActivity.kt
+++ b/samples/containers/app-poetry/src/main/java/com/squareup/sample/poetryapp/PoetryActivity.kt
@@ -20,12 +20,12 @@ import androidx.appcompat.app.AppCompatActivity
 import com.squareup.sample.container.SampleContainers
 import com.squareup.sample.poetry.PoetryViews
 import com.squareup.sample.poetry.model.Poem
-import com.squareup.workflow.SimpleLoggingWorkflowInterceptor
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.WorkflowRunner
-import com.squareup.workflow.ui.backstack.BackStackContainer
-import com.squareup.workflow.ui.plus
-import com.squareup.workflow.ui.setContentWorkflow
+import com.squareup.workflow1.SimpleLoggingWorkflowInterceptor
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.WorkflowRunner
+import com.squareup.workflow1.ui.backstack.BackStackContainer
+import com.squareup.workflow1.ui.plus
+import com.squareup.workflow1.ui.setContentWorkflow
 import timber.log.Timber
 
 @OptIn(WorkflowUiExperimentalApi::class)
diff --git a/samples/containers/app-raven/src/main/java/com/squareup/sample/ravenapp/RavenActivity.kt b/samples/containers/app-raven/src/main/java/com/squareup/sample/ravenapp/RavenActivity.kt
index 95550befe6..56cc6185a2 100644
--- a/samples/containers/app-raven/src/main/java/com/squareup/sample/ravenapp/RavenActivity.kt
+++ b/samples/containers/app-raven/src/main/java/com/squareup/sample/ravenapp/RavenActivity.kt
@@ -21,12 +21,12 @@ import com.squareup.sample.container.SampleContainers
 import com.squareup.sample.poetry.PoemWorkflow
 import com.squareup.sample.poetry.PoetryViews
 import com.squareup.sample.poetry.model.Raven
-import com.squareup.workflow.SimpleLoggingWorkflowInterceptor
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.WorkflowRunner
-import com.squareup.workflow.ui.backstack.BackStackContainer
-import com.squareup.workflow.ui.plus
-import com.squareup.workflow.ui.setContentWorkflow
+import com.squareup.workflow1.SimpleLoggingWorkflowInterceptor
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.WorkflowRunner
+import com.squareup.workflow1.ui.backstack.BackStackContainer
+import com.squareup.workflow1.ui.plus
+import com.squareup.workflow1.ui.setContentWorkflow
 import timber.log.Timber
 
 @OptIn(WorkflowUiExperimentalApi::class)
diff --git a/samples/containers/common/src/main/java/com/squareup/sample/container/overviewdetail/OverviewDetailScreen.kt b/samples/containers/common/src/main/java/com/squareup/sample/container/overviewdetail/OverviewDetailScreen.kt
index e3cf967687..521dda3906 100644
--- a/samples/containers/common/src/main/java/com/squareup/sample/container/overviewdetail/OverviewDetailScreen.kt
+++ b/samples/containers/common/src/main/java/com/squareup/sample/container/overviewdetail/OverviewDetailScreen.kt
@@ -15,8 +15,8 @@
  */
 package com.squareup.sample.container.overviewdetail
 
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.backstack.BackStackScreen
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.backstack.BackStackScreen
 
 /**
  * Rendering type for overview / detail containers, with [BackStackScreen] in both roles.
diff --git a/samples/containers/common/src/main/java/com/squareup/sample/container/panel/PanelContainerScreen.kt b/samples/containers/common/src/main/java/com/squareup/sample/container/panel/PanelContainerScreen.kt
index 2b71c703f0..b3baa91c00 100644
--- a/samples/containers/common/src/main/java/com/squareup/sample/container/panel/PanelContainerScreen.kt
+++ b/samples/containers/common/src/main/java/com/squareup/sample/container/panel/PanelContainerScreen.kt
@@ -15,9 +15,9 @@
  */
 package com.squareup.sample.container.panel
 
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.backstack.BackStackScreen
-import com.squareup.workflow.ui.modal.HasModals
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.backstack.BackStackScreen
+import com.squareup.workflow1.ui.modal.HasModals
 
 /**
  * Custom modal container used in Tic Tac Workflow sample. Shows one or more
diff --git a/samples/containers/common/src/test/java/com/squareup/sample/container/overviewdetail/OverviewDetailScreenTest.kt b/samples/containers/common/src/test/java/com/squareup/sample/container/overviewdetail/OverviewDetailScreenTest.kt
index 16dc1130f6..eaebde29ff 100644
--- a/samples/containers/common/src/test/java/com/squareup/sample/container/overviewdetail/OverviewDetailScreenTest.kt
+++ b/samples/containers/common/src/test/java/com/squareup/sample/container/overviewdetail/OverviewDetailScreenTest.kt
@@ -16,8 +16,8 @@
 package com.squareup.sample.container.overviewdetail
 
 import com.google.common.truth.Truth.assertThat
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.backstack.BackStackScreen
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.backstack.BackStackScreen
 import org.junit.Test
 
 @OptIn(WorkflowUiExperimentalApi::class)
diff --git a/samples/containers/hello-back-button/src/main/java/com/squareup/sample/hellobackbutton/AreYouSureWorkflow.kt b/samples/containers/hello-back-button/src/main/java/com/squareup/sample/hellobackbutton/AreYouSureWorkflow.kt
index ab817ee743..87448c7085 100644
--- a/samples/containers/hello-back-button/src/main/java/com/squareup/sample/hellobackbutton/AreYouSureWorkflow.kt
+++ b/samples/containers/hello-back-button/src/main/java/com/squareup/sample/hellobackbutton/AreYouSureWorkflow.kt
@@ -21,20 +21,20 @@ import com.squareup.sample.hellobackbutton.AreYouSureWorkflow.Finished
 import com.squareup.sample.hellobackbutton.AreYouSureWorkflow.State
 import com.squareup.sample.hellobackbutton.AreYouSureWorkflow.State.Quitting
 import com.squareup.sample.hellobackbutton.AreYouSureWorkflow.State.Running
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.WorkflowAction.Companion.noAction
-import com.squareup.workflow.action
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.modal.AlertContainerScreen
-import com.squareup.workflow.ui.modal.AlertScreen
-import com.squareup.workflow.ui.modal.AlertScreen.Button.NEGATIVE
-import com.squareup.workflow.ui.modal.AlertScreen.Button.POSITIVE
-import com.squareup.workflow.ui.modal.AlertScreen.Event.ButtonClicked
-import com.squareup.workflow.ui.modal.AlertScreen.Event.Canceled
-import com.squareup.workflow.ui.toParcelable
-import com.squareup.workflow.ui.toSnapshot
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.WorkflowAction.Companion.noAction
+import com.squareup.workflow1.action
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.modal.AlertContainerScreen
+import com.squareup.workflow1.ui.modal.AlertScreen
+import com.squareup.workflow1.ui.modal.AlertScreen.Button.NEGATIVE
+import com.squareup.workflow1.ui.modal.AlertScreen.Button.POSITIVE
+import com.squareup.workflow1.ui.modal.AlertScreen.Event.ButtonClicked
+import com.squareup.workflow1.ui.modal.AlertScreen.Event.Canceled
+import com.squareup.workflow1.ui.toParcelable
+import com.squareup.workflow1.ui.toSnapshot
 import kotlinx.android.parcel.Parcelize
 
 /**
diff --git a/samples/containers/hello-back-button/src/main/java/com/squareup/sample/hellobackbutton/HelloBackButtonActivity.kt b/samples/containers/hello-back-button/src/main/java/com/squareup/sample/hellobackbutton/HelloBackButtonActivity.kt
index 9dabbbde82..ed1f3c8c73 100644
--- a/samples/containers/hello-back-button/src/main/java/com/squareup/sample/hellobackbutton/HelloBackButtonActivity.kt
+++ b/samples/containers/hello-back-button/src/main/java/com/squareup/sample/hellobackbutton/HelloBackButtonActivity.kt
@@ -18,13 +18,13 @@ package com.squareup.sample.hellobackbutton
 import android.os.Bundle
 import androidx.appcompat.app.AppCompatActivity
 import com.squareup.sample.container.SampleContainers
-import com.squareup.workflow.SimpleLoggingWorkflowInterceptor
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.ViewRegistry
-import com.squareup.workflow.ui.WorkflowRunner
-import com.squareup.workflow.ui.modal.AlertContainer
-import com.squareup.workflow.ui.plus
-import com.squareup.workflow.ui.setContentWorkflow
+import com.squareup.workflow1.SimpleLoggingWorkflowInterceptor
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.ViewRegistry
+import com.squareup.workflow1.ui.WorkflowRunner
+import com.squareup.workflow1.ui.modal.AlertContainer
+import com.squareup.workflow1.ui.plus
+import com.squareup.workflow1.ui.setContentWorkflow
 
 @OptIn(WorkflowUiExperimentalApi::class)
 private val viewRegistry =
diff --git a/samples/containers/hello-back-button/src/main/java/com/squareup/sample/hellobackbutton/HelloBackButtonLayoutRunner.kt b/samples/containers/hello-back-button/src/main/java/com/squareup/sample/hellobackbutton/HelloBackButtonLayoutRunner.kt
index 764222eabf..1b9e348f05 100644
--- a/samples/containers/hello-back-button/src/main/java/com/squareup/sample/hellobackbutton/HelloBackButtonLayoutRunner.kt
+++ b/samples/containers/hello-back-button/src/main/java/com/squareup/sample/hellobackbutton/HelloBackButtonLayoutRunner.kt
@@ -20,12 +20,12 @@ import android.widget.TextView
 import com.squareup.sample.hellobackbutton.HelloBackButtonWorkflow.Rendering
 import com.squareup.sample.hellobackbutton.R.id
 import com.squareup.sample.hellobackbutton.R.layout
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.LayoutRunner
-import com.squareup.workflow.ui.LayoutRunner.Companion.bind
-import com.squareup.workflow.ui.ViewFactory
-import com.squareup.workflow.ui.ViewEnvironment
-import com.squareup.workflow.ui.backPressedHandler
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.LayoutRunner
+import com.squareup.workflow1.ui.LayoutRunner.Companion.bind
+import com.squareup.workflow1.ui.ViewFactory
+import com.squareup.workflow1.ui.ViewEnvironment
+import com.squareup.workflow1.ui.backPressedHandler
 
 @OptIn(WorkflowUiExperimentalApi::class)
 class HelloBackButtonLayoutRunner(view: View) : LayoutRunner<Rendering> {
diff --git a/samples/containers/hello-back-button/src/main/java/com/squareup/sample/hellobackbutton/HelloBackButtonWorkflow.kt b/samples/containers/hello-back-button/src/main/java/com/squareup/sample/hellobackbutton/HelloBackButtonWorkflow.kt
index 1c95e46ebe..362cfb8c82 100644
--- a/samples/containers/hello-back-button/src/main/java/com/squareup/sample/hellobackbutton/HelloBackButtonWorkflow.kt
+++ b/samples/containers/hello-back-button/src/main/java/com/squareup/sample/hellobackbutton/HelloBackButtonWorkflow.kt
@@ -21,12 +21,12 @@ import com.squareup.sample.hellobackbutton.HelloBackButtonWorkflow.State
 import com.squareup.sample.hellobackbutton.HelloBackButtonWorkflow.State.Able
 import com.squareup.sample.hellobackbutton.HelloBackButtonWorkflow.State.Baker
 import com.squareup.sample.hellobackbutton.HelloBackButtonWorkflow.State.Charlie
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.action
-import com.squareup.workflow.ui.toParcelable
-import com.squareup.workflow.ui.toSnapshot
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.action
+import com.squareup.workflow1.ui.toParcelable
+import com.squareup.workflow1.ui.toSnapshot
 import kotlinx.android.parcel.Parcelize
 
 object HelloBackButtonWorkflow : StatefulWorkflow<Unit, State, Nothing, Rendering>() {
diff --git a/samples/containers/poetry/src/main/java/com/squareup/sample/poetry/PoemWorkflow.kt b/samples/containers/poetry/src/main/java/com/squareup/sample/poetry/PoemWorkflow.kt
index a9f888eb2e..855108ff44 100644
--- a/samples/containers/poetry/src/main/java/com/squareup/sample/poetry/PoemWorkflow.kt
+++ b/samples/containers/poetry/src/main/java/com/squareup/sample/poetry/PoemWorkflow.kt
@@ -28,16 +28,16 @@ import com.squareup.sample.poetry.StanzaWorkflow.Output.ShowNextStanza
 import com.squareup.sample.poetry.StanzaWorkflow.Output.ShowPreviousStanza
 import com.squareup.sample.poetry.StanzaWorkflow.Props
 import com.squareup.sample.poetry.model.Poem
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.WorkflowAction
-import com.squareup.workflow.WorkflowAction.Companion.noAction
-import com.squareup.workflow.WorkflowAction.Mutator
-import com.squareup.workflow.parse
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.backstack.BackStackScreen
-import com.squareup.workflow.ui.backstack.toBackStackScreen
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.WorkflowAction
+import com.squareup.workflow1.WorkflowAction.Companion.noAction
+import com.squareup.workflow1.WorkflowAction.Mutator
+import com.squareup.workflow1.parse
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.backstack.BackStackScreen
+import com.squareup.workflow1.ui.backstack.toBackStackScreen
 
 /**
  * Renders a [Poem] as a [OverviewDetailScreen], whose overview is a [StanzaListRendering]
diff --git a/samples/containers/poetry/src/main/java/com/squareup/sample/poetry/PoetryViews.kt b/samples/containers/poetry/src/main/java/com/squareup/sample/poetry/PoetryViews.kt
index 751ab830c2..237392d4ec 100644
--- a/samples/containers/poetry/src/main/java/com/squareup/sample/poetry/PoetryViews.kt
+++ b/samples/containers/poetry/src/main/java/com/squareup/sample/poetry/PoetryViews.kt
@@ -15,8 +15,8 @@
  */
 package com.squareup.sample.poetry
 
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.ViewRegistry
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.ViewRegistry
 
 @OptIn(WorkflowUiExperimentalApi::class)
 val PoetryViews = ViewRegistry(StanzaListLayoutRunner, StanzaLayoutRunner)
diff --git a/samples/containers/poetry/src/main/java/com/squareup/sample/poetry/StanzaLayoutRunner.kt b/samples/containers/poetry/src/main/java/com/squareup/sample/poetry/StanzaLayoutRunner.kt
index 896b51b104..0030115aaa 100644
--- a/samples/containers/poetry/src/main/java/com/squareup/sample/poetry/StanzaLayoutRunner.kt
+++ b/samples/containers/poetry/src/main/java/com/squareup/sample/poetry/StanzaLayoutRunner.kt
@@ -26,13 +26,13 @@ import androidx.appcompat.widget.Toolbar
 import com.squareup.sample.container.overviewdetail.OverviewDetailConfig
 import com.squareup.sample.container.overviewdetail.OverviewDetailConfig.Detail
 import com.squareup.sample.container.poetry.R
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.LayoutRunner
-import com.squareup.workflow.ui.ViewFactory
-import com.squareup.workflow.ui.ViewEnvironment
-import com.squareup.workflow.ui.backPressedHandler
-import com.squareup.workflow.ui.backstack.BackStackConfig
-import com.squareup.workflow.ui.backstack.BackStackConfig.None
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.LayoutRunner
+import com.squareup.workflow1.ui.ViewFactory
+import com.squareup.workflow1.ui.ViewEnvironment
+import com.squareup.workflow1.ui.backPressedHandler
+import com.squareup.workflow1.ui.backstack.BackStackConfig
+import com.squareup.workflow1.ui.backstack.BackStackConfig.None
 
 @OptIn(WorkflowUiExperimentalApi::class)
 class StanzaLayoutRunner(private val view: View) : LayoutRunner<StanzaRendering> {
diff --git a/samples/containers/poetry/src/main/java/com/squareup/sample/poetry/StanzaListLayoutRunner.kt b/samples/containers/poetry/src/main/java/com/squareup/sample/poetry/StanzaListLayoutRunner.kt
index 2b04fa473b..13c3f1202f 100644
--- a/samples/containers/poetry/src/main/java/com/squareup/sample/poetry/StanzaListLayoutRunner.kt
+++ b/samples/containers/poetry/src/main/java/com/squareup/sample/poetry/StanzaListLayoutRunner.kt
@@ -25,14 +25,14 @@ import androidx.recyclerview.widget.RecyclerView
 import com.squareup.sample.container.overviewdetail.OverviewDetailConfig
 import com.squareup.sample.container.overviewdetail.OverviewDetailConfig.Overview
 import com.squareup.sample.container.poetry.R
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.LayoutRunner
-import com.squareup.workflow.ui.LayoutRunner.Companion.bind
-import com.squareup.workflow.ui.ViewFactory
-import com.squareup.workflow.ui.ViewEnvironment
-import com.squareup.workflow.ui.backPressedHandler
-import com.squareup.workflow.ui.backstack.BackStackConfig
-import com.squareup.workflow.ui.backstack.BackStackConfig.Other
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.LayoutRunner
+import com.squareup.workflow1.ui.LayoutRunner.Companion.bind
+import com.squareup.workflow1.ui.ViewFactory
+import com.squareup.workflow1.ui.ViewEnvironment
+import com.squareup.workflow1.ui.backPressedHandler
+import com.squareup.workflow1.ui.backstack.BackStackConfig
+import com.squareup.workflow1.ui.backstack.BackStackConfig.Other
 
 @OptIn(WorkflowUiExperimentalApi::class)
 class StanzaListLayoutRunner(view: View) : LayoutRunner<StanzaListRendering> {
diff --git a/samples/containers/poetry/src/main/java/com/squareup/sample/poetry/StanzaListWorkflow.kt b/samples/containers/poetry/src/main/java/com/squareup/sample/poetry/StanzaListWorkflow.kt
index b95c19a9e8..ffb208e94f 100644
--- a/samples/containers/poetry/src/main/java/com/squareup/sample/poetry/StanzaListWorkflow.kt
+++ b/samples/containers/poetry/src/main/java/com/squareup/sample/poetry/StanzaListWorkflow.kt
@@ -16,9 +16,9 @@
 package com.squareup.sample.poetry
 
 import com.squareup.sample.poetry.model.Poem
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.StatelessWorkflow
-import com.squareup.workflow.makeEventSink
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.StatelessWorkflow
+import com.squareup.workflow1.makeEventSink
 
 /**
  * Given a [Poem], renders a list of its [initialStanzas][Poem.initialStanzas].
diff --git a/samples/containers/poetry/src/main/java/com/squareup/sample/poetry/StanzaWorkflow.kt b/samples/containers/poetry/src/main/java/com/squareup/sample/poetry/StanzaWorkflow.kt
index 653cd2980a..190f7f3094 100644
--- a/samples/containers/poetry/src/main/java/com/squareup/sample/poetry/StanzaWorkflow.kt
+++ b/samples/containers/poetry/src/main/java/com/squareup/sample/poetry/StanzaWorkflow.kt
@@ -21,12 +21,12 @@ import com.squareup.sample.poetry.StanzaWorkflow.Output.ShowNextStanza
 import com.squareup.sample.poetry.StanzaWorkflow.Output.ShowPreviousStanza
 import com.squareup.sample.poetry.StanzaWorkflow.Props
 import com.squareup.sample.poetry.model.Poem
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Sink
-import com.squareup.workflow.StatelessWorkflow
-import com.squareup.workflow.makeEventSink
-import com.squareup.workflow.ui.Compatible
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Sink
+import com.squareup.workflow1.StatelessWorkflow
+import com.squareup.workflow1.makeEventSink
+import com.squareup.workflow1.ui.Compatible
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
 
 object StanzaWorkflow : StatelessWorkflow<Props, Output, StanzaRendering>() {
   data class Props(
diff --git a/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/BoardLoader.kt b/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/BoardLoader.kt
index 9a76eb037d..e6376e6169 100644
--- a/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/BoardLoader.kt
+++ b/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/BoardLoader.kt
@@ -18,7 +18,7 @@ package com.squareup.sample.dungeon
 import android.content.res.AssetManager
 import com.squareup.sample.dungeon.board.Board
 import com.squareup.sample.dungeon.board.parseBoard
-import com.squareup.workflow.Worker
+import com.squareup.workflow1.Worker
 import kotlinx.coroutines.CoroutineDispatcher
 import kotlinx.coroutines.coroutineScope
 import kotlinx.coroutines.delay
diff --git a/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/BoardView.kt b/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/BoardView.kt
index 47598ee376..60c13e359b 100644
--- a/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/BoardView.kt
+++ b/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/BoardView.kt
@@ -23,10 +23,10 @@ import android.graphics.Rect
 import android.view.View
 import androidx.core.content.ContextCompat
 import com.squareup.sample.dungeon.board.Board
-import com.squareup.workflow.ui.BuilderBinding
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.ViewFactory
-import com.squareup.workflow.ui.bindShowRendering
+import com.squareup.workflow1.ui.BuilderBinding
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.ViewFactory
+import com.squareup.workflow1.ui.bindShowRendering
 import kotlin.math.abs
 import kotlin.math.min
 
diff --git a/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/BoardsListLayoutRunner.kt b/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/BoardsListLayoutRunner.kt
index 24c874a679..dc8eec482f 100644
--- a/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/BoardsListLayoutRunner.kt
+++ b/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/BoardsListLayoutRunner.kt
@@ -26,12 +26,12 @@ import com.squareup.cycler.Recycler
 import com.squareup.cycler.toDataSource
 import com.squareup.sample.dungeon.DungeonAppWorkflow.DisplayBoardsListScreen
 import com.squareup.sample.dungeon.board.Board
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.LayoutRunner
-import com.squareup.workflow.ui.LayoutRunner.Companion.bind
-import com.squareup.workflow.ui.ViewFactory
-import com.squareup.workflow.ui.ViewEnvironment
-import com.squareup.workflow.ui.WorkflowViewStub
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.LayoutRunner
+import com.squareup.workflow1.ui.LayoutRunner.Companion.bind
+import com.squareup.workflow1.ui.ViewFactory
+import com.squareup.workflow1.ui.ViewEnvironment
+import com.squareup.workflow1.ui.WorkflowViewStub
 
 /**
  * Renders a list of boards in a grid, along with previews of the boards.
diff --git a/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/Component.kt b/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/Component.kt
index bc8d2a40ec..2830fbe8f1 100644
--- a/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/Component.kt
+++ b/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/Component.kt
@@ -21,9 +21,9 @@ import android.os.Vibrator
 import com.squareup.sample.dungeon.DungeonAppWorkflow.State.LoadingBoardList
 import com.squareup.sample.dungeon.GameSessionWorkflow.State.Loading
 import com.squareup.sample.timemachine.shakeable.ShakeableTimeMachineLayoutRunner
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.ViewRegistry
-import com.squareup.workflow.ui.modal.AlertContainer
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.ViewRegistry
+import com.squareup.workflow1.ui.modal.AlertContainer
 import kotlinx.coroutines.Dispatchers
 import kotlin.random.Random
 import kotlin.time.ExperimentalTime
diff --git a/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/DungeonAppWorkflow.kt b/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/DungeonAppWorkflow.kt
index 8fb68074dc..ac038e9186 100644
--- a/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/DungeonAppWorkflow.kt
+++ b/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/DungeonAppWorkflow.kt
@@ -21,14 +21,14 @@ import com.squareup.sample.dungeon.DungeonAppWorkflow.State.ChoosingBoard
 import com.squareup.sample.dungeon.DungeonAppWorkflow.State.LoadingBoardList
 import com.squareup.sample.dungeon.DungeonAppWorkflow.State.PlayingGame
 import com.squareup.sample.dungeon.board.Board
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.action
-import com.squareup.workflow.renderChild
-import com.squareup.workflow.runningWorker
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.modal.AlertContainerScreen
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.action
+import com.squareup.workflow1.renderChild
+import com.squareup.workflow1.runningWorker
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.modal.AlertContainerScreen
 
 @OptIn(WorkflowUiExperimentalApi::class)
 class DungeonAppWorkflow(
diff --git a/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/GameLayoutRunner.kt b/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/GameLayoutRunner.kt
index ab8998d2e2..d174cba25d 100644
--- a/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/GameLayoutRunner.kt
+++ b/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/GameLayoutRunner.kt
@@ -24,12 +24,12 @@ import com.squareup.sample.dungeon.Direction.LEFT
 import com.squareup.sample.dungeon.Direction.RIGHT
 import com.squareup.sample.dungeon.Direction.UP
 import com.squareup.sample.dungeon.GameWorkflow.GameRendering
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.LayoutRunner
-import com.squareup.workflow.ui.LayoutRunner.Companion.bind
-import com.squareup.workflow.ui.ViewFactory
-import com.squareup.workflow.ui.ViewEnvironment
-import com.squareup.workflow.ui.WorkflowViewStub
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.LayoutRunner
+import com.squareup.workflow1.ui.LayoutRunner.Companion.bind
+import com.squareup.workflow1.ui.ViewFactory
+import com.squareup.workflow1.ui.ViewEnvironment
+import com.squareup.workflow1.ui.WorkflowViewStub
 
 /**
  * Renders a live game, including the board with player and actors, and the buttons to control
diff --git a/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/GameSessionWorkflow.kt b/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/GameSessionWorkflow.kt
index 8f0632a9af..3420907803 100644
--- a/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/GameSessionWorkflow.kt
+++ b/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/GameSessionWorkflow.kt
@@ -24,18 +24,18 @@ import com.squareup.sample.dungeon.GameSessionWorkflow.State.Running
 import com.squareup.sample.dungeon.GameWorkflow.Output.PlayerWasEaten
 import com.squareup.sample.dungeon.GameWorkflow.Output.Vibrate
 import com.squareup.sample.dungeon.board.Board
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.WorkflowAction
-import com.squareup.workflow.WorkflowAction.Companion.noAction
-import com.squareup.workflow.WorkflowAction.Updater
-import com.squareup.workflow.action
-import com.squareup.workflow.runningWorker
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.modal.AlertContainerScreen
-import com.squareup.workflow.ui.modal.AlertScreen
-import com.squareup.workflow.ui.modal.AlertScreen.Button.POSITIVE
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.WorkflowAction
+import com.squareup.workflow1.WorkflowAction.Companion.noAction
+import com.squareup.workflow1.WorkflowAction.Updater
+import com.squareup.workflow1.action
+import com.squareup.workflow1.runningWorker
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.modal.AlertContainerScreen
+import com.squareup.workflow1.ui.modal.AlertScreen
+import com.squareup.workflow1.ui.modal.AlertScreen.Button.POSITIVE
 
 typealias BoardPath = String
 
diff --git a/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/LoadingBinding.kt b/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/LoadingBinding.kt
index f915be70fb..6f933abb2a 100644
--- a/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/LoadingBinding.kt
+++ b/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/LoadingBinding.kt
@@ -18,11 +18,11 @@ package com.squareup.sample.dungeon
 import android.view.View
 import android.widget.TextView
 import androidx.annotation.StringRes
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.LayoutRunner
-import com.squareup.workflow.ui.LayoutRunner.Companion.bind
-import com.squareup.workflow.ui.ViewFactory
-import com.squareup.workflow.ui.ViewEnvironment
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.LayoutRunner
+import com.squareup.workflow1.ui.LayoutRunner.Companion.bind
+import com.squareup.workflow1.ui.ViewFactory
+import com.squareup.workflow1.ui.ViewEnvironment
 
 /**
  * Factory function for [ViewFactory]s that show a full-screen loading indicator with some text
diff --git a/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/MainActivity.kt b/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/MainActivity.kt
index 32003347b6..40793d1cf7 100644
--- a/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/MainActivity.kt
+++ b/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/MainActivity.kt
@@ -17,10 +17,10 @@ package com.squareup.sample.dungeon
 
 import android.os.Bundle
 import androidx.appcompat.app.AppCompatActivity
-import com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptor
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.WorkflowRunner
-import com.squareup.workflow.ui.setContentWorkflow
+import com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptor
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.WorkflowRunner
+import com.squareup.workflow1.ui.setContentWorkflow
 
 class MainActivity : AppCompatActivity() {
 
diff --git a/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/TimeMachineAppWorkflow.kt b/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/TimeMachineAppWorkflow.kt
index 5787d3ebfa..caa660619b 100644
--- a/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/TimeMachineAppWorkflow.kt
+++ b/samples/dungeon/app/src/main/java/com/squareup/sample/dungeon/TimeMachineAppWorkflow.kt
@@ -21,9 +21,9 @@ import com.squareup.sample.timemachine.TimeMachineWorkflow
 import com.squareup.sample.timemachine.shakeable.ShakeableTimeMachineRendering
 import com.squareup.sample.timemachine.shakeable.ShakeableTimeMachineWorkflow
 import com.squareup.sample.timemachine.shakeable.ShakeableTimeMachineWorkflow.PropsFactory
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.StatelessWorkflow
-import com.squareup.workflow.renderChild
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.StatelessWorkflow
+import com.squareup.workflow1.renderChild
 import kotlin.time.ExperimentalTime
 import kotlin.time.TimeSource
 
diff --git a/samples/dungeon/app/src/main/res/layout/boards_list_item.xml b/samples/dungeon/app/src/main/res/layout/boards_list_item.xml
index a632111e7f..11b8198040 100644
--- a/samples/dungeon/app/src/main/res/layout/boards_list_item.xml
+++ b/samples/dungeon/app/src/main/res/layout/boards_list_item.xml
@@ -47,7 +47,7 @@
           tools:text="Board Name"
           />
 
-      <com.squareup.workflow.ui.WorkflowViewStub
+      <com.squareup.workflow1.ui.WorkflowViewStub
           android:id="@+id/board_preview_stub"
           android:layout_width="0dp"
           android:layout_height="0dp"
diff --git a/samples/dungeon/app/src/main/res/layout/game_layout.xml b/samples/dungeon/app/src/main/res/layout/game_layout.xml
index 2bf73e4ff9..8d7654a17c 100644
--- a/samples/dungeon/app/src/main/res/layout/game_layout.xml
+++ b/samples/dungeon/app/src/main/res/layout/game_layout.xml
@@ -20,7 +20,7 @@
     android:layout_height="match_parent"
     >
 
-  <com.squareup.workflow.ui.WorkflowViewStub
+  <com.squareup.workflow1.ui.WorkflowViewStub
       android:id="@+id/board_stub"
       android:layout_width="match_parent"
       android:layout_height="0dp"
diff --git a/samples/dungeon/common/src/main/java/com/squareup/sample/dungeon/ActorWorkflow.kt b/samples/dungeon/common/src/main/java/com/squareup/sample/dungeon/ActorWorkflow.kt
index f7d701cc44..add07cd6a9 100644
--- a/samples/dungeon/common/src/main/java/com/squareup/sample/dungeon/ActorWorkflow.kt
+++ b/samples/dungeon/common/src/main/java/com/squareup/sample/dungeon/ActorWorkflow.kt
@@ -20,8 +20,8 @@ import com.squareup.sample.dungeon.ActorWorkflow.ActorRendering
 import com.squareup.sample.dungeon.board.Board
 import com.squareup.sample.dungeon.board.Board.Location
 import com.squareup.sample.dungeon.board.BoardCell
-import com.squareup.workflow.Worker
-import com.squareup.workflow.Workflow
+import com.squareup.workflow1.Worker
+import com.squareup.workflow1.Workflow
 
 /**
  * Schema for a workflow that can plug into the [GameWorkflow] to represent an "actor" in the game.
diff --git a/samples/dungeon/common/src/main/java/com/squareup/sample/dungeon/AiWorkflow.kt b/samples/dungeon/common/src/main/java/com/squareup/sample/dungeon/AiWorkflow.kt
index dc3038b4c9..ec39df9c58 100644
--- a/samples/dungeon/common/src/main/java/com/squareup/sample/dungeon/AiWorkflow.kt
+++ b/samples/dungeon/common/src/main/java/com/squareup/sample/dungeon/AiWorkflow.kt
@@ -23,13 +23,13 @@ import com.squareup.sample.dungeon.Direction.LEFT
 import com.squareup.sample.dungeon.Direction.RIGHT
 import com.squareup.sample.dungeon.Direction.UP
 import com.squareup.sample.dungeon.board.BoardCell
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.Worker
-import com.squareup.workflow.action
-import com.squareup.workflow.runningWorker
-import com.squareup.workflow.transform
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.Worker
+import com.squareup.workflow1.action
+import com.squareup.workflow1.runningWorker
+import com.squareup.workflow1.transform
 import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.flow.transform
 import kotlin.random.Random
diff --git a/samples/dungeon/common/src/main/java/com/squareup/sample/dungeon/GameWorkflow.kt b/samples/dungeon/common/src/main/java/com/squareup/sample/dungeon/GameWorkflow.kt
index 3297291e5b..ad399fbb6e 100644
--- a/samples/dungeon/common/src/main/java/com/squareup/sample/dungeon/GameWorkflow.kt
+++ b/samples/dungeon/common/src/main/java/com/squareup/sample/dungeon/GameWorkflow.kt
@@ -30,13 +30,13 @@ import com.squareup.sample.dungeon.GameWorkflow.State
 import com.squareup.sample.dungeon.PlayerWorkflow.Rendering
 import com.squareup.sample.dungeon.board.Board
 import com.squareup.sample.dungeon.board.Board.Location
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.Worker
-import com.squareup.workflow.action
-import com.squareup.workflow.renderChild
-import com.squareup.workflow.runningWorker
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.Worker
+import com.squareup.workflow1.action
+import com.squareup.workflow1.renderChild
+import com.squareup.workflow1.runningWorker
 import kotlinx.coroutines.delay
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.flow
diff --git a/samples/dungeon/common/src/main/java/com/squareup/sample/dungeon/PlayerWorkflow.kt b/samples/dungeon/common/src/main/java/com/squareup/sample/dungeon/PlayerWorkflow.kt
index e3704c21d8..0c1832297a 100644
--- a/samples/dungeon/common/src/main/java/com/squareup/sample/dungeon/PlayerWorkflow.kt
+++ b/samples/dungeon/common/src/main/java/com/squareup/sample/dungeon/PlayerWorkflow.kt
@@ -21,11 +21,11 @@ import com.squareup.sample.dungeon.PlayerWorkflow.Action.StartMoving
 import com.squareup.sample.dungeon.PlayerWorkflow.Action.StopMoving
 import com.squareup.sample.dungeon.PlayerWorkflow.Rendering
 import com.squareup.sample.dungeon.board.BoardCell
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.WorkflowAction
-import com.squareup.workflow.WorkflowAction.Updater
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.WorkflowAction
+import com.squareup.workflow1.WorkflowAction.Updater
 
 /**
  * Workflow that represents the actual player of the game in the [GameWorkflow].
diff --git a/samples/dungeon/timemachine-shakeable/src/main/java/com/squareup/sample/timemachine/shakeable/ShakeWorker.kt b/samples/dungeon/timemachine-shakeable/src/main/java/com/squareup/sample/timemachine/shakeable/ShakeWorker.kt
index 8dcc8b3767..9742dabba2 100644
--- a/samples/dungeon/timemachine-shakeable/src/main/java/com/squareup/sample/timemachine/shakeable/ShakeWorker.kt
+++ b/samples/dungeon/timemachine-shakeable/src/main/java/com/squareup/sample/timemachine/shakeable/ShakeWorker.kt
@@ -22,7 +22,7 @@ import android.content.Intent
 import android.content.IntentFilter
 import android.hardware.SensorManager
 import com.squareup.seismic.ShakeDetector
-import com.squareup.workflow.Worker
+import com.squareup.workflow1.Worker
 import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.FlowPreview
 import kotlinx.coroutines.channels.awaitClose
diff --git a/samples/dungeon/timemachine-shakeable/src/main/java/com/squareup/sample/timemachine/shakeable/ShakeableTimeMachineLayoutRunner.kt b/samples/dungeon/timemachine-shakeable/src/main/java/com/squareup/sample/timemachine/shakeable/ShakeableTimeMachineLayoutRunner.kt
index 6511d445eb..27971a95b3 100644
--- a/samples/dungeon/timemachine-shakeable/src/main/java/com/squareup/sample/timemachine/shakeable/ShakeableTimeMachineLayoutRunner.kt
+++ b/samples/dungeon/timemachine-shakeable/src/main/java/com/squareup/sample/timemachine/shakeable/ShakeableTimeMachineLayoutRunner.kt
@@ -22,13 +22,13 @@ import android.widget.TextView
 import androidx.constraintlayout.widget.Group
 import androidx.transition.TransitionManager
 import com.squareup.sample.timemachine.shakeable.internal.GlassFrameLayout
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.LayoutRunner
-import com.squareup.workflow.ui.LayoutRunner.Companion.bind
-import com.squareup.workflow.ui.ViewEnvironment
-import com.squareup.workflow.ui.ViewFactory
-import com.squareup.workflow.ui.WorkflowViewStub
-import com.squareup.workflow.ui.backPressedHandler
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.LayoutRunner
+import com.squareup.workflow1.ui.LayoutRunner.Companion.bind
+import com.squareup.workflow1.ui.ViewEnvironment
+import com.squareup.workflow1.ui.ViewFactory
+import com.squareup.workflow1.ui.WorkflowViewStub
+import com.squareup.workflow1.ui.backPressedHandler
 import kotlin.time.Duration
 import kotlin.time.ExperimentalTime
 import kotlin.time.milliseconds
diff --git a/samples/dungeon/timemachine-shakeable/src/main/java/com/squareup/sample/timemachine/shakeable/ShakeableTimeMachineWorkflow.kt b/samples/dungeon/timemachine-shakeable/src/main/java/com/squareup/sample/timemachine/shakeable/ShakeableTimeMachineWorkflow.kt
index 0916a8a74c..5522ed21b4 100644
--- a/samples/dungeon/timemachine-shakeable/src/main/java/com/squareup/sample/timemachine/shakeable/ShakeableTimeMachineWorkflow.kt
+++ b/samples/dungeon/timemachine-shakeable/src/main/java/com/squareup/sample/timemachine/shakeable/ShakeableTimeMachineWorkflow.kt
@@ -22,13 +22,13 @@ import com.squareup.sample.timemachine.shakeable.ShakeableTimeMachineWorkflow.Pr
 import com.squareup.sample.timemachine.shakeable.ShakeableTimeMachineWorkflow.State
 import com.squareup.sample.timemachine.shakeable.ShakeableTimeMachineWorkflow.State.PlayingBack
 import com.squareup.sample.timemachine.shakeable.ShakeableTimeMachineWorkflow.State.Recording
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.WorkflowAction
-import com.squareup.workflow.WorkflowAction.Updater
-import com.squareup.workflow.action
-import com.squareup.workflow.runningWorker
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.WorkflowAction
+import com.squareup.workflow1.WorkflowAction.Updater
+import com.squareup.workflow1.action
+import com.squareup.workflow1.runningWorker
 import kotlin.time.Duration
 import kotlin.time.ExperimentalTime
 
diff --git a/samples/dungeon/timemachine-shakeable/src/main/res/layout/shakeable_time_machine_layout.xml b/samples/dungeon/timemachine-shakeable/src/main/res/layout/shakeable_time_machine_layout.xml
index 78369f1dc0..0d8d2abb33 100644
--- a/samples/dungeon/timemachine-shakeable/src/main/res/layout/shakeable_time_machine_layout.xml
+++ b/samples/dungeon/timemachine-shakeable/src/main/res/layout/shakeable_time_machine_layout.xml
@@ -45,7 +45,7 @@
       app:layout_constraintTop_toBottomOf="@+id/title"
       >
 
-    <com.squareup.workflow.ui.WorkflowViewStub
+    <com.squareup.workflow1.ui.WorkflowViewStub
         android:id="@+id/child_stub"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
diff --git a/samples/dungeon/timemachine/src/main/java/com/squareup/sample/timemachine/RecorderWorkflow.kt b/samples/dungeon/timemachine/src/main/java/com/squareup/sample/timemachine/RecorderWorkflow.kt
index 4f269d2bd1..26b550347e 100644
--- a/samples/dungeon/timemachine/src/main/java/com/squareup/sample/timemachine/RecorderWorkflow.kt
+++ b/samples/dungeon/timemachine/src/main/java/com/squareup/sample/timemachine/RecorderWorkflow.kt
@@ -19,9 +19,9 @@ import com.squareup.sample.timemachine.RecorderWorkflow.RecorderProps
 import com.squareup.sample.timemachine.RecorderWorkflow.RecorderProps.PlaybackAt
 import com.squareup.sample.timemachine.RecorderWorkflow.RecorderProps.RecordValue
 import com.squareup.sample.timemachine.RecorderWorkflow.Recording
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.StatefulWorkflow
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.StatefulWorkflow
 import kotlin.time.Duration
 import kotlin.time.ExperimentalTime
 import kotlin.time.TimeMark
diff --git a/samples/dungeon/timemachine/src/main/java/com/squareup/sample/timemachine/TimeMachineWorkflow.kt b/samples/dungeon/timemachine/src/main/java/com/squareup/sample/timemachine/TimeMachineWorkflow.kt
index 0f3cb74f2d..5922aedc2d 100644
--- a/samples/dungeon/timemachine/src/main/java/com/squareup/sample/timemachine/TimeMachineWorkflow.kt
+++ b/samples/dungeon/timemachine/src/main/java/com/squareup/sample/timemachine/TimeMachineWorkflow.kt
@@ -20,11 +20,11 @@ import com.squareup.sample.timemachine.RecorderWorkflow.RecorderProps.RecordValu
 import com.squareup.sample.timemachine.TimeMachineWorkflow.TimeMachineProps
 import com.squareup.sample.timemachine.TimeMachineWorkflow.TimeMachineProps.PlayingBackAt
 import com.squareup.sample.timemachine.TimeMachineWorkflow.TimeMachineProps.Recording
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.StatelessWorkflow
-import com.squareup.workflow.Workflow
-import com.squareup.workflow.action
-import com.squareup.workflow.renderChild
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.StatelessWorkflow
+import com.squareup.workflow1.Workflow
+import com.squareup.workflow1.action
+import com.squareup.workflow1.renderChild
 import kotlin.time.Duration
 import kotlin.time.ExperimentalTime
 import kotlin.time.TimeSource
diff --git a/samples/dungeon/timemachine/src/test/java/com/squareup/sample/timemachine/RecorderWorkflowTest.kt b/samples/dungeon/timemachine/src/test/java/com/squareup/sample/timemachine/RecorderWorkflowTest.kt
index 6267855d42..066e75c87b 100644
--- a/samples/dungeon/timemachine/src/test/java/com/squareup/sample/timemachine/RecorderWorkflowTest.kt
+++ b/samples/dungeon/timemachine/src/test/java/com/squareup/sample/timemachine/RecorderWorkflowTest.kt
@@ -19,7 +19,7 @@ import com.google.common.truth.Truth.assertThat
 import com.squareup.sample.timemachine.RecorderWorkflow.RecorderProps.PlaybackAt
 import com.squareup.sample.timemachine.RecorderWorkflow.RecorderProps.RecordValue
 import com.squareup.sample.timemachine.RecorderWorkflow.Recording
-import com.squareup.workflow.testing.testRender
+import com.squareup.workflow1.testing.testRender
 import org.junit.Test
 import kotlin.time.ExperimentalTime
 import kotlin.time.TestTimeSource
diff --git a/samples/dungeon/timemachine/src/test/java/com/squareup/sample/timemachine/TimeMachineWorkflowTest.kt b/samples/dungeon/timemachine/src/test/java/com/squareup/sample/timemachine/TimeMachineWorkflowTest.kt
index 0ad9d81325..b5be2b7771 100644
--- a/samples/dungeon/timemachine/src/test/java/com/squareup/sample/timemachine/TimeMachineWorkflowTest.kt
+++ b/samples/dungeon/timemachine/src/test/java/com/squareup/sample/timemachine/TimeMachineWorkflowTest.kt
@@ -19,11 +19,11 @@ import com.google.common.truth.Truth.assertThat
 import com.squareup.sample.timemachine.TimeMachineWorkflow.TimeMachineProps
 import com.squareup.sample.timemachine.TimeMachineWorkflow.TimeMachineProps.PlayingBackAt
 import com.squareup.sample.timemachine.TimeMachineWorkflow.TimeMachineProps.Recording
-import com.squareup.workflow.Sink
-import com.squareup.workflow.Workflow
-import com.squareup.workflow.makeEventSink
-import com.squareup.workflow.stateful
-import com.squareup.workflow.testing.launchForTestingFromStartWith
+import com.squareup.workflow1.Sink
+import com.squareup.workflow1.Workflow
+import com.squareup.workflow1.makeEventSink
+import com.squareup.workflow1.stateful
+import com.squareup.workflow1.testing.launchForTestingFromStartWith
 import org.junit.Test
 import kotlin.time.Duration
 import kotlin.time.ExperimentalTime
diff --git a/samples/hello-terminal/hello-terminal-app/src/main/java/com/squareup/sample/helloterminal/BlinkingCursorWorkflow.kt b/samples/hello-terminal/hello-terminal-app/src/main/java/com/squareup/sample/helloterminal/BlinkingCursorWorkflow.kt
index 08fb03a26b..6bf88f65a6 100644
--- a/samples/hello-terminal/hello-terminal-app/src/main/java/com/squareup/sample/helloterminal/BlinkingCursorWorkflow.kt
+++ b/samples/hello-terminal/hello-terminal-app/src/main/java/com/squareup/sample/helloterminal/BlinkingCursorWorkflow.kt
@@ -15,12 +15,12 @@
  */
 package com.squareup.sample.helloterminal
 
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.Worker
-import com.squareup.workflow.action
-import com.squareup.workflow.runningWorker
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.Worker
+import com.squareup.workflow1.action
+import com.squareup.workflow1.runningWorker
 import kotlinx.coroutines.delay
 
 /**
diff --git a/samples/hello-terminal/hello-terminal-app/src/main/java/com/squareup/sample/helloterminal/HelloTerminalWorkflow.kt b/samples/hello-terminal/hello-terminal-app/src/main/java/com/squareup/sample/helloterminal/HelloTerminalWorkflow.kt
index bdacac788a..bf10524b5d 100644
--- a/samples/hello-terminal/hello-terminal-app/src/main/java/com/squareup/sample/helloterminal/HelloTerminalWorkflow.kt
+++ b/samples/hello-terminal/hello-terminal-app/src/main/java/com/squareup/sample/helloterminal/HelloTerminalWorkflow.kt
@@ -23,13 +23,13 @@ import com.squareup.sample.helloterminal.terminalworkflow.TerminalProps
 import com.squareup.sample.helloterminal.terminalworkflow.TerminalRendering
 import com.squareup.sample.helloterminal.terminalworkflow.TerminalRendering.Color.GREEN
 import com.squareup.sample.helloterminal.terminalworkflow.TerminalWorkflow
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.WorkflowAction
-import com.squareup.workflow.action
-import com.squareup.workflow.renderChild
-import com.squareup.workflow.runningWorker
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.WorkflowAction
+import com.squareup.workflow1.action
+import com.squareup.workflow1.renderChild
+import com.squareup.workflow1.runningWorker
 
 private typealias HelloTerminalAction = WorkflowAction<TerminalProps, State, ExitCode>
 
diff --git a/samples/hello-terminal/terminal-workflow/src/main/java/com/squareup/sample/helloterminal/terminalworkflow/TerminalProps.kt b/samples/hello-terminal/terminal-workflow/src/main/java/com/squareup/sample/helloterminal/terminalworkflow/TerminalProps.kt
index 88b350dfc0..2a96addc56 100644
--- a/samples/hello-terminal/terminal-workflow/src/main/java/com/squareup/sample/helloterminal/terminalworkflow/TerminalProps.kt
+++ b/samples/hello-terminal/terminal-workflow/src/main/java/com/squareup/sample/helloterminal/terminalworkflow/TerminalProps.kt
@@ -1,6 +1,6 @@
 package com.squareup.sample.helloterminal.terminalworkflow
 
-import com.squareup.workflow.Worker
+import com.squareup.workflow1.Worker
 
 /**
  * The `PropsT` value fed into a [TerminalWorkflow] that describes the state of the terminal device.
diff --git a/samples/hello-terminal/terminal-workflow/src/main/java/com/squareup/sample/helloterminal/terminalworkflow/TerminalWorkflow.kt b/samples/hello-terminal/terminal-workflow/src/main/java/com/squareup/sample/helloterminal/terminalworkflow/TerminalWorkflow.kt
index 89faca0180..1eb5fa3455 100644
--- a/samples/hello-terminal/terminal-workflow/src/main/java/com/squareup/sample/helloterminal/terminalworkflow/TerminalWorkflow.kt
+++ b/samples/hello-terminal/terminal-workflow/src/main/java/com/squareup/sample/helloterminal/terminalworkflow/TerminalWorkflow.kt
@@ -15,7 +15,7 @@
  */
 package com.squareup.sample.helloterminal.terminalworkflow
 
-import com.squareup.workflow.Workflow
+import com.squareup.workflow1.Workflow
 
 typealias ExitCode = Int
 
diff --git a/samples/hello-terminal/terminal-workflow/src/main/java/com/squareup/sample/helloterminal/terminalworkflow/TerminalWorkflowRunner.kt b/samples/hello-terminal/terminal-workflow/src/main/java/com/squareup/sample/helloterminal/terminalworkflow/TerminalWorkflowRunner.kt
index b0018c2656..4150ea7561 100644
--- a/samples/hello-terminal/terminal-workflow/src/main/java/com/squareup/sample/helloterminal/terminalworkflow/TerminalWorkflowRunner.kt
+++ b/samples/hello-terminal/terminal-workflow/src/main/java/com/squareup/sample/helloterminal/terminalworkflow/TerminalWorkflowRunner.kt
@@ -19,10 +19,10 @@ import com.googlecode.lanterna.TerminalPosition.TOP_LEFT_CORNER
 import com.googlecode.lanterna.screen.Screen.RefreshType.COMPLETE
 import com.googlecode.lanterna.screen.TerminalScreen
 import com.googlecode.lanterna.terminal.DefaultTerminalFactory
-import com.squareup.workflow.Worker
-import com.squareup.workflow.Workflow
-import com.squareup.workflow.asWorker
-import com.squareup.workflow.renderWorkflowIn
+import com.squareup.workflow1.Worker
+import com.squareup.workflow1.Workflow
+import com.squareup.workflow1.asWorker
+import com.squareup.workflow1.renderWorkflowIn
 import kotlinx.coroutines.CancellationException
 import kotlinx.coroutines.CompletableDeferred
 import kotlinx.coroutines.CoroutineDispatcher
diff --git a/samples/hello-terminal/todo-terminal-app/src/main/java/com/squareup/sample/hellotodo/EditTextWorkflow.kt b/samples/hello-terminal/todo-terminal-app/src/main/java/com/squareup/sample/hellotodo/EditTextWorkflow.kt
index 4dcfb1543b..921fd206f1 100644
--- a/samples/hello-terminal/todo-terminal-app/src/main/java/com/squareup/sample/hellotodo/EditTextWorkflow.kt
+++ b/samples/hello-terminal/todo-terminal-app/src/main/java/com/squareup/sample/hellotodo/EditTextWorkflow.kt
@@ -8,11 +8,11 @@ import com.squareup.sample.helloterminal.terminalworkflow.KeyStroke.KeyType.Char
 import com.squareup.sample.helloterminal.terminalworkflow.TerminalProps
 import com.squareup.sample.hellotodo.EditTextWorkflow.EditTextProps
 import com.squareup.sample.hellotodo.EditTextWorkflow.EditTextState
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.action
-import com.squareup.workflow.runningWorker
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.action
+import com.squareup.workflow1.runningWorker
 
 class EditTextWorkflow : StatefulWorkflow<EditTextProps, EditTextState, String, String>() {
 
diff --git a/samples/hello-terminal/todo-terminal-app/src/main/java/com/squareup/sample/hellotodo/TodoWorkflow.kt b/samples/hello-terminal/todo-terminal-app/src/main/java/com/squareup/sample/hellotodo/TodoWorkflow.kt
index b752125757..ebd23fa7a2 100644
--- a/samples/hello-terminal/todo-terminal-app/src/main/java/com/squareup/sample/hellotodo/TodoWorkflow.kt
+++ b/samples/hello-terminal/todo-terminal-app/src/main/java/com/squareup/sample/hellotodo/TodoWorkflow.kt
@@ -26,12 +26,12 @@ import com.squareup.sample.helloterminal.terminalworkflow.TerminalWorkflow
 import com.squareup.sample.hellotodo.EditTextWorkflow.EditTextProps
 import com.squareup.sample.hellotodo.TodoWorkflow.TodoList
 import com.squareup.sample.hellotodo.TodoWorkflow.TodoList.Companion.TITLE_FIELD_INDEX
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.WorkflowAction
-import com.squareup.workflow.action
-import com.squareup.workflow.runningWorker
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.WorkflowAction
+import com.squareup.workflow1.action
+import com.squareup.workflow1.runningWorker
 
 private typealias TodoAction = WorkflowAction<TerminalProps, TodoList, Nothing>
 
diff --git a/samples/hello-workflow-fragment/src/main/java/com/squareup/sample/helloworkflowfragment/HelloFragmentViewFactory.kt b/samples/hello-workflow-fragment/src/main/java/com/squareup/sample/helloworkflowfragment/HelloFragmentViewFactory.kt
index 30327265f4..1ef2b54a05 100644
--- a/samples/hello-workflow-fragment/src/main/java/com/squareup/sample/helloworkflowfragment/HelloFragmentViewFactory.kt
+++ b/samples/hello-workflow-fragment/src/main/java/com/squareup/sample/helloworkflowfragment/HelloFragmentViewFactory.kt
@@ -16,9 +16,9 @@
 package com.squareup.sample.helloworkflowfragment
 
 import com.squareup.sample.helloworkflowfragment.databinding.HelloGoodbyeLayoutBinding
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.LayoutRunner
-import com.squareup.workflow.ui.ViewFactory
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.LayoutRunner
+import com.squareup.workflow1.ui.ViewFactory
 
 @OptIn(WorkflowUiExperimentalApi::class)
 val HelloFragmentViewFactory: ViewFactory<HelloWorkflow.Rendering> =
diff --git a/samples/hello-workflow-fragment/src/main/java/com/squareup/sample/helloworkflowfragment/HelloWorkflow.kt b/samples/hello-workflow-fragment/src/main/java/com/squareup/sample/helloworkflowfragment/HelloWorkflow.kt
index 3c4efb3aed..4332f20952 100644
--- a/samples/hello-workflow-fragment/src/main/java/com/squareup/sample/helloworkflowfragment/HelloWorkflow.kt
+++ b/samples/hello-workflow-fragment/src/main/java/com/squareup/sample/helloworkflowfragment/HelloWorkflow.kt
@@ -19,11 +19,11 @@ import com.squareup.sample.helloworkflowfragment.HelloWorkflow.Rendering
 import com.squareup.sample.helloworkflowfragment.HelloWorkflow.State
 import com.squareup.sample.helloworkflowfragment.HelloWorkflow.State.Goodbye
 import com.squareup.sample.helloworkflowfragment.HelloWorkflow.State.Hello
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.action
-import com.squareup.workflow.parse
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.action
+import com.squareup.workflow1.parse
 
 object HelloWorkflow : StatefulWorkflow<Unit, State, Nothing, Rendering>() {
   enum class State {
diff --git a/samples/hello-workflow-fragment/src/main/java/com/squareup/sample/helloworkflowfragment/HelloWorkflowFragment.kt b/samples/hello-workflow-fragment/src/main/java/com/squareup/sample/helloworkflowfragment/HelloWorkflowFragment.kt
index eaaaa6c010..72b5b67264 100644
--- a/samples/hello-workflow-fragment/src/main/java/com/squareup/sample/helloworkflowfragment/HelloWorkflowFragment.kt
+++ b/samples/hello-workflow-fragment/src/main/java/com/squareup/sample/helloworkflowfragment/HelloWorkflowFragment.kt
@@ -15,12 +15,12 @@
  */
 package com.squareup.sample.helloworkflowfragment
 
-import com.squareup.workflow.SimpleLoggingWorkflowInterceptor
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.ViewEnvironment
-import com.squareup.workflow.ui.ViewRegistry
-import com.squareup.workflow.ui.WorkflowFragment
-import com.squareup.workflow.ui.WorkflowRunner
+import com.squareup.workflow1.SimpleLoggingWorkflowInterceptor
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.ViewEnvironment
+import com.squareup.workflow1.ui.ViewRegistry
+import com.squareup.workflow1.ui.WorkflowFragment
+import com.squareup.workflow1.ui.WorkflowRunner
 
 @OptIn(WorkflowUiExperimentalApi::class)
 class HelloWorkflowFragment : WorkflowFragment<Unit, Nothing>() {
diff --git a/samples/hello-workflow/src/main/java/com/squareup/sample/helloworkflow/HelloViewFactory.kt b/samples/hello-workflow/src/main/java/com/squareup/sample/helloworkflow/HelloViewFactory.kt
index 6c1b3d0668..04171ba08d 100644
--- a/samples/hello-workflow/src/main/java/com/squareup/sample/helloworkflow/HelloViewFactory.kt
+++ b/samples/hello-workflow/src/main/java/com/squareup/sample/helloworkflow/HelloViewFactory.kt
@@ -17,9 +17,9 @@ package com.squareup.sample.helloworkflow
 
 import com.squareup.sample.helloworkflow.HelloWorkflow.Rendering
 import com.squareup.sample.helloworkflow.databinding.HelloGoodbyeLayoutBinding
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.LayoutRunner
-import com.squareup.workflow.ui.ViewFactory
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.LayoutRunner
+import com.squareup.workflow1.ui.ViewFactory
 
 @OptIn(WorkflowUiExperimentalApi::class)
 val HelloViewFactory: ViewFactory<Rendering> =
diff --git a/samples/hello-workflow/src/main/java/com/squareup/sample/helloworkflow/HelloWorkflow.kt b/samples/hello-workflow/src/main/java/com/squareup/sample/helloworkflow/HelloWorkflow.kt
index c168bf6e80..32a1be91a6 100644
--- a/samples/hello-workflow/src/main/java/com/squareup/sample/helloworkflow/HelloWorkflow.kt
+++ b/samples/hello-workflow/src/main/java/com/squareup/sample/helloworkflow/HelloWorkflow.kt
@@ -19,11 +19,11 @@ import com.squareup.sample.helloworkflow.HelloWorkflow.Rendering
 import com.squareup.sample.helloworkflow.HelloWorkflow.State
 import com.squareup.sample.helloworkflow.HelloWorkflow.State.Goodbye
 import com.squareup.sample.helloworkflow.HelloWorkflow.State.Hello
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.action
-import com.squareup.workflow.parse
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.action
+import com.squareup.workflow1.parse
 
 object HelloWorkflow : StatefulWorkflow<Unit, State, Nothing, Rendering>() {
   enum class State {
diff --git a/samples/hello-workflow/src/main/java/com/squareup/sample/helloworkflow/HelloWorkflowActivity.kt b/samples/hello-workflow/src/main/java/com/squareup/sample/helloworkflow/HelloWorkflowActivity.kt
index d5ccfa2c70..26cb77a95f 100644
--- a/samples/hello-workflow/src/main/java/com/squareup/sample/helloworkflow/HelloWorkflowActivity.kt
+++ b/samples/hello-workflow/src/main/java/com/squareup/sample/helloworkflow/HelloWorkflowActivity.kt
@@ -17,11 +17,11 @@ package com.squareup.sample.helloworkflow
 
 import android.os.Bundle
 import androidx.appcompat.app.AppCompatActivity
-import com.squareup.workflow.SimpleLoggingWorkflowInterceptor
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.ViewRegistry
-import com.squareup.workflow.ui.WorkflowRunner
-import com.squareup.workflow.ui.setContentWorkflow
+import com.squareup.workflow1.SimpleLoggingWorkflowInterceptor
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.ViewRegistry
+import com.squareup.workflow1.ui.WorkflowRunner
+import com.squareup.workflow1.ui.setContentWorkflow
 
 @OptIn(WorkflowUiExperimentalApi::class)
 private val viewRegistry = ViewRegistry(HelloViewFactory)
diff --git a/samples/recyclerview/src/main/java/com/squareup/sample/recyclerview/AddRowContainer.kt b/samples/recyclerview/src/main/java/com/squareup/sample/recyclerview/AddRowContainer.kt
index 8471ab1cdf..a19cc94fe8 100644
--- a/samples/recyclerview/src/main/java/com/squareup/sample/recyclerview/AddRowContainer.kt
+++ b/samples/recyclerview/src/main/java/com/squareup/sample/recyclerview/AddRowContainer.kt
@@ -15,10 +15,10 @@
  */
 package com.squareup.sample.recyclerview
 
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.ViewFactory
-import com.squareup.workflow.ui.modal.ModalContainer
-import com.squareup.workflow.ui.modal.ModalViewContainer
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.ViewFactory
+import com.squareup.workflow1.ui.modal.ModalContainer
+import com.squareup.workflow1.ui.modal.ModalViewContainer
 
 /**
  * A simple [ModalContainer] [ViewFactory] that knows how to render [AppWorkflow.Rendering]s.
diff --git a/samples/recyclerview/src/main/java/com/squareup/sample/recyclerview/AppWorkflow.kt b/samples/recyclerview/src/main/java/com/squareup/sample/recyclerview/AppWorkflow.kt
index cb6f7cfafb..7576841a1a 100644
--- a/samples/recyclerview/src/main/java/com/squareup/sample/recyclerview/AppWorkflow.kt
+++ b/samples/recyclerview/src/main/java/com/squareup/sample/recyclerview/AppWorkflow.kt
@@ -28,14 +28,14 @@ import com.squareup.sample.recyclerview.inputrows.DropdownInputRow
 import com.squareup.sample.recyclerview.inputrows.InputRow
 import com.squareup.sample.recyclerview.inputrows.SwitchInputRow
 import com.squareup.sample.recyclerview.inputrows.TextInputRow
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.WorkflowAction
-import com.squareup.workflow.WorkflowAction.Updater
-import com.squareup.workflow.renderChild
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.modal.HasModals
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.WorkflowAction
+import com.squareup.workflow1.WorkflowAction.Updater
+import com.squareup.workflow1.renderChild
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.modal.HasModals
 
 private val allRowTypes = listOf(
     TextInputRow,
diff --git a/samples/recyclerview/src/main/java/com/squareup/sample/recyclerview/BaseScreenViewFactory.kt b/samples/recyclerview/src/main/java/com/squareup/sample/recyclerview/BaseScreenViewFactory.kt
index 8563645e5c..0cdc4e5c78 100644
--- a/samples/recyclerview/src/main/java/com/squareup/sample/recyclerview/BaseScreenViewFactory.kt
+++ b/samples/recyclerview/src/main/java/com/squareup/sample/recyclerview/BaseScreenViewFactory.kt
@@ -20,9 +20,9 @@ import com.squareup.sample.recyclerview.databinding.BaseScreenLayoutBinding
 import com.squareup.sample.recyclerview.editablelistworkflow.ListDiffMode
 import com.squareup.sample.recyclerview.editablelistworkflow.ListDiffMode.Asynchronous
 import com.squareup.sample.recyclerview.editablelistworkflow.ListDiffMode.Synchronous
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.LayoutRunner
-import com.squareup.workflow.ui.ViewFactory
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.LayoutRunner
+import com.squareup.workflow1.ui.ViewFactory
 
 /**
  * Renders a [BaseScreen] from the [AppWorkflow] by showing the list in three separate
diff --git a/samples/recyclerview/src/main/java/com/squareup/sample/recyclerview/ChooseRowTypeViewFactory.kt b/samples/recyclerview/src/main/java/com/squareup/sample/recyclerview/ChooseRowTypeViewFactory.kt
index fe28c6ac12..571df935a0 100644
--- a/samples/recyclerview/src/main/java/com/squareup/sample/recyclerview/ChooseRowTypeViewFactory.kt
+++ b/samples/recyclerview/src/main/java/com/squareup/sample/recyclerview/ChooseRowTypeViewFactory.kt
@@ -25,10 +25,10 @@ import android.view.ViewGroup.LayoutParams.WRAP_CONTENT
 import android.widget.LinearLayout
 import com.squareup.sample.recyclerview.AppWorkflow.ChooseRowTypeScreen
 import com.squareup.sample.recyclerview.databinding.NewRowTypeItemBinding
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.ViewFactory
-import com.squareup.workflow.ui.ViewEnvironment
-import com.squareup.workflow.ui.bindShowRendering
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.ViewFactory
+import com.squareup.workflow1.ui.ViewEnvironment
+import com.squareup.workflow1.ui.bindShowRendering
 import kotlin.reflect.KClass
 
 /**
diff --git a/samples/recyclerview/src/main/java/com/squareup/sample/recyclerview/EditableListActivity.kt b/samples/recyclerview/src/main/java/com/squareup/sample/recyclerview/EditableListActivity.kt
index f1fd248e83..10b20c7dd3 100644
--- a/samples/recyclerview/src/main/java/com/squareup/sample/recyclerview/EditableListActivity.kt
+++ b/samples/recyclerview/src/main/java/com/squareup/sample/recyclerview/EditableListActivity.kt
@@ -18,11 +18,11 @@ package com.squareup.sample.recyclerview
 import android.os.Bundle
 import androidx.appcompat.app.AppCompatActivity
 import com.squareup.sample.recyclerview.editablelistworkflow.EditableListLayoutRunner
-import com.squareup.workflow.SimpleLoggingWorkflowInterceptor
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.ViewRegistry
-import com.squareup.workflow.ui.WorkflowRunner
-import com.squareup.workflow.ui.setContentWorkflow
+import com.squareup.workflow1.SimpleLoggingWorkflowInterceptor
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.ViewRegistry
+import com.squareup.workflow1.ui.WorkflowRunner
+import com.squareup.workflow1.ui.setContentWorkflow
 import timber.log.Timber
 import timber.log.Timber.DebugTree
 
diff --git a/samples/recyclerview/src/main/java/com/squareup/sample/recyclerview/editablelistworkflow/EditableListLayoutRunner.kt b/samples/recyclerview/src/main/java/com/squareup/sample/recyclerview/editablelistworkflow/EditableListLayoutRunner.kt
index c106b3ae76..58fa132744 100644
--- a/samples/recyclerview/src/main/java/com/squareup/sample/recyclerview/editablelistworkflow/EditableListLayoutRunner.kt
+++ b/samples/recyclerview/src/main/java/com/squareup/sample/recyclerview/editablelistworkflow/EditableListLayoutRunner.kt
@@ -19,11 +19,11 @@ import androidx.recyclerview.widget.DefaultItemAnimator
 import androidx.recyclerview.widget.LinearLayoutManager
 import com.squareup.sample.recyclerview.databinding.RecyclerviewLayoutBinding
 import com.squareup.sample.recyclerview.editablelistworkflow.EditableListWorkflow.Rendering
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.LayoutRunner
-import com.squareup.workflow.ui.LayoutRunner.Companion.bind
-import com.squareup.workflow.ui.ViewFactory
-import com.squareup.workflow.ui.ViewEnvironment
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.LayoutRunner
+import com.squareup.workflow1.ui.LayoutRunner.Companion.bind
+import com.squareup.workflow1.ui.ViewFactory
+import com.squareup.workflow1.ui.ViewEnvironment
 
 @OptIn(WorkflowUiExperimentalApi::class)
 class EditableListLayoutRunner(binding: RecyclerviewLayoutBinding) : LayoutRunner<Rendering> {
diff --git a/samples/recyclerview/src/main/java/com/squareup/sample/recyclerview/editablelistworkflow/EditableListWorkflow.kt b/samples/recyclerview/src/main/java/com/squareup/sample/recyclerview/editablelistworkflow/EditableListWorkflow.kt
index 8942031540..88e64c8ad9 100644
--- a/samples/recyclerview/src/main/java/com/squareup/sample/recyclerview/editablelistworkflow/EditableListWorkflow.kt
+++ b/samples/recyclerview/src/main/java/com/squareup/sample/recyclerview/editablelistworkflow/EditableListWorkflow.kt
@@ -19,10 +19,10 @@ import com.squareup.sample.recyclerview.editablelistworkflow.EditableListWorkflo
 import com.squareup.sample.recyclerview.editablelistworkflow.EditableListWorkflow.Rendering
 import com.squareup.sample.recyclerview.editablelistworkflow.EditableListWorkflow.State
 import com.squareup.sample.recyclerview.inputrows.InputRow
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.action
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.action
 
 object EditableListWorkflow : StatefulWorkflow<Props, State, Nothing, Rendering>() {
 
diff --git a/samples/recyclerview/src/main/java/com/squareup/sample/recyclerview/editablelistworkflow/ListDiffMode.kt b/samples/recyclerview/src/main/java/com/squareup/sample/recyclerview/editablelistworkflow/ListDiffMode.kt
index 52eb53e0c9..86bcda569e 100644
--- a/samples/recyclerview/src/main/java/com/squareup/sample/recyclerview/editablelistworkflow/ListDiffMode.kt
+++ b/samples/recyclerview/src/main/java/com/squareup/sample/recyclerview/editablelistworkflow/ListDiffMode.kt
@@ -15,8 +15,8 @@
  */
 package com.squareup.sample.recyclerview.editablelistworkflow
 
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.ViewEnvironmentKey
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.ViewEnvironmentKey
 
 /**
  * Tells [EditableListAdapter]s how to calculate and notify updates.
diff --git a/samples/recyclerview/src/main/res/layout/base_screen_layout.xml b/samples/recyclerview/src/main/res/layout/base_screen_layout.xml
index 99cba317e7..f85e51d7c1 100644
--- a/samples/recyclerview/src/main/res/layout/base_screen_layout.xml
+++ b/samples/recyclerview/src/main/res/layout/base_screen_layout.xml
@@ -27,7 +27,7 @@
       android:text="@string/no_diff"
       />
 
-  <com.squareup.workflow.ui.WorkflowViewStub
+  <com.squareup.workflow1.ui.WorkflowViewStub
       android:id="@+id/list_stub"
       android:layout_width="match_parent"
       android:layout_height="0dp"
@@ -48,7 +48,7 @@
       android:text="@string/synchronous_diff"
       />
 
-  <com.squareup.workflow.ui.WorkflowViewStub
+  <com.squareup.workflow1.ui.WorkflowViewStub
       android:id="@+id/sync_list_stub"
       android:layout_width="match_parent"
       android:layout_height="0dp"
@@ -69,7 +69,7 @@
       android:text="@string/asynchronous_diff"
       />
 
-  <com.squareup.workflow.ui.WorkflowViewStub
+  <com.squareup.workflow1.ui.WorkflowViewStub
       android:id="@+id/async_list_stub"
       android:layout_width="match_parent"
       android:layout_height="0dp"
diff --git a/samples/tictactoe/app/src/androidTest/java/com/squareup/sample/TicTacToeEspressoTest.kt b/samples/tictactoe/app/src/androidTest/java/com/squareup/sample/TicTacToeEspressoTest.kt
index a952b56546..04ee7f6a73 100644
--- a/samples/tictactoe/app/src/androidTest/java/com/squareup/sample/TicTacToeEspressoTest.kt
+++ b/samples/tictactoe/app/src/androidTest/java/com/squareup/sample/TicTacToeEspressoTest.kt
@@ -39,10 +39,10 @@ import com.squareup.sample.gameworkflow.Player
 import com.squareup.sample.gameworkflow.symbol
 import com.squareup.sample.mainactivity.MainActivity
 import com.squareup.sample.tictactoe.R
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.ViewEnvironment
-import com.squareup.workflow.ui.environment
-import com.squareup.workflow.ui.getRendering
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.ViewEnvironment
+import com.squareup.workflow1.ui.environment
+import com.squareup.workflow1.ui.getRendering
 import org.junit.After
 import org.junit.Before
 import org.junit.Test
diff --git a/samples/tictactoe/app/src/main/java/com/squareup/sample/authworkflow/AuthViewFactories.kt b/samples/tictactoe/app/src/main/java/com/squareup/sample/authworkflow/AuthViewFactories.kt
index b0a88d1c1d..48b31b5b86 100644
--- a/samples/tictactoe/app/src/main/java/com/squareup/sample/authworkflow/AuthViewFactories.kt
+++ b/samples/tictactoe/app/src/main/java/com/squareup/sample/authworkflow/AuthViewFactories.kt
@@ -15,8 +15,8 @@
  */
 package com.squareup.sample.authworkflow
 
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.ViewRegistry
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.ViewRegistry
 
 @OptIn(WorkflowUiExperimentalApi::class)
 val AuthViewFactories = ViewRegistry(
diff --git a/samples/tictactoe/app/src/main/java/com/squareup/sample/authworkflow/AuthorizingViewFactory.kt b/samples/tictactoe/app/src/main/java/com/squareup/sample/authworkflow/AuthorizingViewFactory.kt
index 5a9fd2bcfb..80cd90d446 100644
--- a/samples/tictactoe/app/src/main/java/com/squareup/sample/authworkflow/AuthorizingViewFactory.kt
+++ b/samples/tictactoe/app/src/main/java/com/squareup/sample/authworkflow/AuthorizingViewFactory.kt
@@ -16,9 +16,9 @@
 package com.squareup.sample.authworkflow
 
 import com.squareup.sample.tictactoe.databinding.AuthorizingLayoutBinding
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.LayoutRunner
-import com.squareup.workflow.ui.ViewFactory
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.LayoutRunner
+import com.squareup.workflow1.ui.ViewFactory
 
 @OptIn(WorkflowUiExperimentalApi::class)
 internal val AuthorizingViewFactory: ViewFactory<AuthorizingScreen> =
diff --git a/samples/tictactoe/app/src/main/java/com/squareup/sample/authworkflow/LoginViewFactory.kt b/samples/tictactoe/app/src/main/java/com/squareup/sample/authworkflow/LoginViewFactory.kt
index 278aa2f5bb..314abfe4d6 100644
--- a/samples/tictactoe/app/src/main/java/com/squareup/sample/authworkflow/LoginViewFactory.kt
+++ b/samples/tictactoe/app/src/main/java/com/squareup/sample/authworkflow/LoginViewFactory.kt
@@ -16,10 +16,10 @@
 package com.squareup.sample.authworkflow
 
 import com.squareup.sample.tictactoe.databinding.LoginLayoutBinding
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.LayoutRunner
-import com.squareup.workflow.ui.ViewFactory
-import com.squareup.workflow.ui.backPressedHandler
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.LayoutRunner
+import com.squareup.workflow1.ui.ViewFactory
+import com.squareup.workflow1.ui.backPressedHandler
 
 @OptIn(WorkflowUiExperimentalApi::class)
 internal val LoginViewFactory: ViewFactory<LoginScreen> =
diff --git a/samples/tictactoe/app/src/main/java/com/squareup/sample/authworkflow/SecondFactorViewFactory.kt b/samples/tictactoe/app/src/main/java/com/squareup/sample/authworkflow/SecondFactorViewFactory.kt
index 316ed890bc..29f6208bae 100644
--- a/samples/tictactoe/app/src/main/java/com/squareup/sample/authworkflow/SecondFactorViewFactory.kt
+++ b/samples/tictactoe/app/src/main/java/com/squareup/sample/authworkflow/SecondFactorViewFactory.kt
@@ -16,10 +16,10 @@
 package com.squareup.sample.authworkflow
 
 import com.squareup.sample.tictactoe.databinding.SecondFactorLayoutBinding
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.LayoutRunner
-import com.squareup.workflow.ui.ViewFactory
-import com.squareup.workflow.ui.backPressedHandler
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.LayoutRunner
+import com.squareup.workflow1.ui.ViewFactory
+import com.squareup.workflow1.ui.backPressedHandler
 
 @OptIn(WorkflowUiExperimentalApi::class)
 internal val SecondFactorViewFactory: ViewFactory<SecondFactorScreen> =
diff --git a/samples/tictactoe/app/src/main/java/com/squareup/sample/gameworkflow/GameOverLayoutRunner.kt b/samples/tictactoe/app/src/main/java/com/squareup/sample/gameworkflow/GameOverLayoutRunner.kt
index bdf279277d..d5f0c0693e 100644
--- a/samples/tictactoe/app/src/main/java/com/squareup/sample/gameworkflow/GameOverLayoutRunner.kt
+++ b/samples/tictactoe/app/src/main/java/com/squareup/sample/gameworkflow/GameOverLayoutRunner.kt
@@ -25,12 +25,12 @@ import com.squareup.sample.gameworkflow.SyncState.SAVE_FAILED
 import com.squareup.sample.gameworkflow.SyncState.SAVING
 import com.squareup.sample.tictactoe.databinding.BoardBinding
 import com.squareup.sample.tictactoe.databinding.GamePlayLayoutBinding
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.LayoutRunner
-import com.squareup.workflow.ui.LayoutRunner.Companion.bind
-import com.squareup.workflow.ui.ViewEnvironment
-import com.squareup.workflow.ui.ViewFactory
-import com.squareup.workflow.ui.backPressedHandler
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.LayoutRunner
+import com.squareup.workflow1.ui.LayoutRunner.Companion.bind
+import com.squareup.workflow1.ui.ViewEnvironment
+import com.squareup.workflow1.ui.ViewFactory
+import com.squareup.workflow1.ui.backPressedHandler
 
 @OptIn(WorkflowUiExperimentalApi::class)
 internal class GameOverLayoutRunner(
diff --git a/samples/tictactoe/app/src/main/java/com/squareup/sample/gameworkflow/GamePlayViewFactory.kt b/samples/tictactoe/app/src/main/java/com/squareup/sample/gameworkflow/GamePlayViewFactory.kt
index 7a7281d2a8..4159f327a5 100644
--- a/samples/tictactoe/app/src/main/java/com/squareup/sample/gameworkflow/GamePlayViewFactory.kt
+++ b/samples/tictactoe/app/src/main/java/com/squareup/sample/gameworkflow/GamePlayViewFactory.kt
@@ -18,10 +18,10 @@ package com.squareup.sample.gameworkflow
 import android.view.View
 import android.view.ViewGroup
 import com.squareup.sample.tictactoe.databinding.GamePlayLayoutBinding
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.LayoutRunner
-import com.squareup.workflow.ui.ViewFactory
-import com.squareup.workflow.ui.backPressedHandler
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.LayoutRunner
+import com.squareup.workflow1.ui.ViewFactory
+import com.squareup.workflow1.ui.backPressedHandler
 
 @OptIn(WorkflowUiExperimentalApi::class)
 internal val GamePlayViewFactory: ViewFactory<GamePlayScreen> =
diff --git a/samples/tictactoe/app/src/main/java/com/squareup/sample/gameworkflow/NewGameViewFactory.kt b/samples/tictactoe/app/src/main/java/com/squareup/sample/gameworkflow/NewGameViewFactory.kt
index 98e6319a6b..888671a357 100644
--- a/samples/tictactoe/app/src/main/java/com/squareup/sample/gameworkflow/NewGameViewFactory.kt
+++ b/samples/tictactoe/app/src/main/java/com/squareup/sample/gameworkflow/NewGameViewFactory.kt
@@ -16,10 +16,10 @@
 package com.squareup.sample.gameworkflow
 
 import com.squareup.sample.tictactoe.databinding.NewGameLayoutBinding
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.LayoutRunner
-import com.squareup.workflow.ui.ViewFactory
-import com.squareup.workflow.ui.backPressedHandler
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.LayoutRunner
+import com.squareup.workflow1.ui.ViewFactory
+import com.squareup.workflow1.ui.backPressedHandler
 
 @OptIn(WorkflowUiExperimentalApi::class)
 internal val NewGameViewFactory: ViewFactory<NewGameScreen> =
diff --git a/samples/tictactoe/app/src/main/java/com/squareup/sample/gameworkflow/TicTacToeViewBindings.kt b/samples/tictactoe/app/src/main/java/com/squareup/sample/gameworkflow/TicTacToeViewBindings.kt
index 33488b4e67..45419d0e01 100644
--- a/samples/tictactoe/app/src/main/java/com/squareup/sample/gameworkflow/TicTacToeViewBindings.kt
+++ b/samples/tictactoe/app/src/main/java/com/squareup/sample/gameworkflow/TicTacToeViewBindings.kt
@@ -15,8 +15,8 @@
  */
 package com.squareup.sample.gameworkflow
 
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.ViewRegistry
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.ViewRegistry
 
 @OptIn(WorkflowUiExperimentalApi::class)
 val TicTacToeViewFactories = ViewRegistry(
diff --git a/samples/tictactoe/app/src/main/java/com/squareup/sample/mainactivity/MainActivity.kt b/samples/tictactoe/app/src/main/java/com/squareup/sample/mainactivity/MainActivity.kt
index a7d9073481..d160274a72 100644
--- a/samples/tictactoe/app/src/main/java/com/squareup/sample/mainactivity/MainActivity.kt
+++ b/samples/tictactoe/app/src/main/java/com/squareup/sample/mainactivity/MainActivity.kt
@@ -22,14 +22,14 @@ import androidx.test.espresso.IdlingResource
 import com.squareup.sample.authworkflow.AuthViewFactories
 import com.squareup.sample.container.SampleContainers
 import com.squareup.sample.gameworkflow.TicTacToeViewFactories
-import com.squareup.workflow.SimpleLoggingWorkflowInterceptor
-import com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptor
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.WorkflowRunner
-import com.squareup.workflow.ui.backstack.BackStackContainer
-import com.squareup.workflow.ui.modal.AlertContainer
-import com.squareup.workflow.ui.plus
-import com.squareup.workflow.ui.setContentWorkflow
+import com.squareup.workflow1.SimpleLoggingWorkflowInterceptor
+import com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptor
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.WorkflowRunner
+import com.squareup.workflow1.ui.backstack.BackStackContainer
+import com.squareup.workflow1.ui.modal.AlertContainer
+import com.squareup.workflow1.ui.plus
+import com.squareup.workflow1.ui.setContentWorkflow
 import kotlinx.coroutines.flow.collect
 import kotlinx.coroutines.launch
 import timber.log.Timber
diff --git a/samples/tictactoe/common/src/main/java/com/squareup/sample/authworkflow/AuthWorkflow.kt b/samples/tictactoe/common/src/main/java/com/squareup/sample/authworkflow/AuthWorkflow.kt
index 762723ae3c..382c3ff991 100644
--- a/samples/tictactoe/common/src/main/java/com/squareup/sample/authworkflow/AuthWorkflow.kt
+++ b/samples/tictactoe/common/src/main/java/com/squareup/sample/authworkflow/AuthWorkflow.kt
@@ -30,16 +30,16 @@ import com.squareup.sample.authworkflow.AuthState.Authorizing
 import com.squareup.sample.authworkflow.AuthState.AuthorizingSecondFactor
 import com.squareup.sample.authworkflow.AuthState.LoginPrompt
 import com.squareup.sample.authworkflow.AuthState.SecondFactorPrompt
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.Workflow
-import com.squareup.workflow.WorkflowAction
-import com.squareup.workflow.WorkflowAction.Updater
-import com.squareup.workflow.runningWorker
-import com.squareup.workflow.rx2.asWorker
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.backstack.BackStackScreen
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.Workflow
+import com.squareup.workflow1.WorkflowAction
+import com.squareup.workflow1.WorkflowAction.Updater
+import com.squareup.workflow1.runningWorker
+import com.squareup.workflow1.rx2.asWorker
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.backstack.BackStackScreen
 
 /**
  * We define this otherwise redundant typealias to keep composite workflows
diff --git a/samples/tictactoe/common/src/main/java/com/squareup/sample/gameworkflow/CompletedGame.kt b/samples/tictactoe/common/src/main/java/com/squareup/sample/gameworkflow/CompletedGame.kt
index 7c806d9724..c260c1eb92 100644
--- a/samples/tictactoe/common/src/main/java/com/squareup/sample/gameworkflow/CompletedGame.kt
+++ b/samples/tictactoe/common/src/main/java/com/squareup/sample/gameworkflow/CompletedGame.kt
@@ -15,8 +15,8 @@
  */
 package com.squareup.sample.gameworkflow
 
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.parse
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.parse
 import okio.ByteString
 
 /**
diff --git a/samples/tictactoe/common/src/main/java/com/squareup/sample/gameworkflow/PlayerInfo.kt b/samples/tictactoe/common/src/main/java/com/squareup/sample/gameworkflow/PlayerInfo.kt
index 214c98ee6e..117b030b3d 100644
--- a/samples/tictactoe/common/src/main/java/com/squareup/sample/gameworkflow/PlayerInfo.kt
+++ b/samples/tictactoe/common/src/main/java/com/squareup/sample/gameworkflow/PlayerInfo.kt
@@ -15,10 +15,10 @@
  */
 package com.squareup.sample.gameworkflow
 
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.parse
-import com.squareup.workflow.readUtf8WithLength
-import com.squareup.workflow.writeUtf8WithLength
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.parse
+import com.squareup.workflow1.readUtf8WithLength
+import com.squareup.workflow1.writeUtf8WithLength
 import okio.ByteString
 
 /**
diff --git a/samples/tictactoe/common/src/main/java/com/squareup/sample/gameworkflow/RunGameState.kt b/samples/tictactoe/common/src/main/java/com/squareup/sample/gameworkflow/RunGameState.kt
index d550b3ff9d..47e716d968 100644
--- a/samples/tictactoe/common/src/main/java/com/squareup/sample/gameworkflow/RunGameState.kt
+++ b/samples/tictactoe/common/src/main/java/com/squareup/sample/gameworkflow/RunGameState.kt
@@ -16,12 +16,12 @@
 package com.squareup.sample.gameworkflow
 
 import com.squareup.sample.gameworkflow.SyncState.SAVING
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.parse
-import com.squareup.workflow.readByteStringWithLength
-import com.squareup.workflow.readUtf8WithLength
-import com.squareup.workflow.writeByteStringWithLength
-import com.squareup.workflow.writeUtf8WithLength
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.parse
+import com.squareup.workflow1.readByteStringWithLength
+import com.squareup.workflow1.readUtf8WithLength
+import com.squareup.workflow1.writeByteStringWithLength
+import com.squareup.workflow1.writeUtf8WithLength
 import okio.ByteString
 
 /**
diff --git a/samples/tictactoe/common/src/main/java/com/squareup/sample/gameworkflow/RunGameWorkflow.kt b/samples/tictactoe/common/src/main/java/com/squareup/sample/gameworkflow/RunGameWorkflow.kt
index b8f1ef4310..7d15ca8296 100644
--- a/samples/tictactoe/common/src/main/java/com/squareup/sample/gameworkflow/RunGameWorkflow.kt
+++ b/samples/tictactoe/common/src/main/java/com/squareup/sample/gameworkflow/RunGameWorkflow.kt
@@ -40,22 +40,22 @@ import com.squareup.sample.gameworkflow.RunGameState.Playing
 import com.squareup.sample.gameworkflow.SyncState.SAVED
 import com.squareup.sample.gameworkflow.SyncState.SAVE_FAILED
 import com.squareup.sample.gameworkflow.SyncState.SAVING
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.Workflow
-import com.squareup.workflow.WorkflowAction
-import com.squareup.workflow.WorkflowAction.Updater
-import com.squareup.workflow.runningWorker
-import com.squareup.workflow.rx2.asWorker
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.modal.AlertContainerScreen
-import com.squareup.workflow.ui.modal.AlertScreen
-import com.squareup.workflow.ui.modal.AlertScreen.Button.NEGATIVE
-import com.squareup.workflow.ui.modal.AlertScreen.Button.NEUTRAL
-import com.squareup.workflow.ui.modal.AlertScreen.Button.POSITIVE
-import com.squareup.workflow.ui.modal.AlertScreen.Event.ButtonClicked
-import com.squareup.workflow.ui.modal.AlertScreen.Event.Canceled
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.Workflow
+import com.squareup.workflow1.WorkflowAction
+import com.squareup.workflow1.WorkflowAction.Updater
+import com.squareup.workflow1.runningWorker
+import com.squareup.workflow1.rx2.asWorker
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.modal.AlertContainerScreen
+import com.squareup.workflow1.ui.modal.AlertScreen
+import com.squareup.workflow1.ui.modal.AlertScreen.Button.NEGATIVE
+import com.squareup.workflow1.ui.modal.AlertScreen.Button.NEUTRAL
+import com.squareup.workflow1.ui.modal.AlertScreen.Button.POSITIVE
+import com.squareup.workflow1.ui.modal.AlertScreen.Event.ButtonClicked
+import com.squareup.workflow1.ui.modal.AlertScreen.Event.Canceled
 
 enum class RunGameResult {
   CanceledStart,
diff --git a/samples/tictactoe/common/src/main/java/com/squareup/sample/gameworkflow/TakeTurnsWorkflow.kt b/samples/tictactoe/common/src/main/java/com/squareup/sample/gameworkflow/TakeTurnsWorkflow.kt
index e818b9f6ee..3347e9a5db 100644
--- a/samples/tictactoe/common/src/main/java/com/squareup/sample/gameworkflow/TakeTurnsWorkflow.kt
+++ b/samples/tictactoe/common/src/main/java/com/squareup/sample/gameworkflow/TakeTurnsWorkflow.kt
@@ -20,12 +20,12 @@ import com.squareup.sample.gameworkflow.Ending.Quitted
 import com.squareup.sample.gameworkflow.Ending.Victory
 import com.squareup.sample.gameworkflow.RealTakeTurnsWorkflow.Action.Quit
 import com.squareup.sample.gameworkflow.RealTakeTurnsWorkflow.Action.TakeSquare
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.Workflow
-import com.squareup.workflow.WorkflowAction
-import com.squareup.workflow.WorkflowAction.Updater
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.Workflow
+import com.squareup.workflow1.WorkflowAction
+import com.squareup.workflow1.WorkflowAction.Updater
 
 typealias TakeTurnsWorkflow = Workflow<TakeTurnsProps, CompletedGame, GamePlayScreen>
 
diff --git a/samples/tictactoe/common/src/main/java/com/squareup/sample/mainworkflow/MainState.kt b/samples/tictactoe/common/src/main/java/com/squareup/sample/mainworkflow/MainState.kt
index 9a6583fd38..14a7601a82 100644
--- a/samples/tictactoe/common/src/main/java/com/squareup/sample/mainworkflow/MainState.kt
+++ b/samples/tictactoe/common/src/main/java/com/squareup/sample/mainworkflow/MainState.kt
@@ -15,10 +15,10 @@
  */
 package com.squareup.sample.mainworkflow
 
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.parse
-import com.squareup.workflow.readUtf8WithLength
-import com.squareup.workflow.writeUtf8WithLength
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.parse
+import com.squareup.workflow1.readUtf8WithLength
+import com.squareup.workflow1.writeUtf8WithLength
 import okio.ByteString
 
 /**
diff --git a/samples/tictactoe/common/src/main/java/com/squareup/sample/mainworkflow/MainWorkflow.kt b/samples/tictactoe/common/src/main/java/com/squareup/sample/mainworkflow/MainWorkflow.kt
index c4f7f40237..3e0a084fef 100644
--- a/samples/tictactoe/common/src/main/java/com/squareup/sample/mainworkflow/MainWorkflow.kt
+++ b/samples/tictactoe/common/src/main/java/com/squareup/sample/mainworkflow/MainWorkflow.kt
@@ -28,15 +28,15 @@ import com.squareup.sample.gameworkflow.RunGameScreen
 import com.squareup.sample.gameworkflow.RunGameWorkflow
 import com.squareup.sample.mainworkflow.MainState.Authenticating
 import com.squareup.sample.mainworkflow.MainState.RunningGame
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.Workflow
-import com.squareup.workflow.WorkflowAction.Companion.noAction
-import com.squareup.workflow.renderChild
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.modal.AlertContainerScreen
-import com.squareup.workflow.workflowAction
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.Workflow
+import com.squareup.workflow1.WorkflowAction.Companion.noAction
+import com.squareup.workflow1.renderChild
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.modal.AlertContainerScreen
+import com.squareup.workflow1.workflowAction
 
 /**
  * Application specific root [Workflow], and demonstration of workflow composition.
diff --git a/samples/tictactoe/common/src/test/java/com/squareup/sample/gameworkflow/TakeTurnsWorkflowTest.kt b/samples/tictactoe/common/src/test/java/com/squareup/sample/gameworkflow/TakeTurnsWorkflowTest.kt
index 9f92f2e5d7..abcee77eb2 100644
--- a/samples/tictactoe/common/src/test/java/com/squareup/sample/gameworkflow/TakeTurnsWorkflowTest.kt
+++ b/samples/tictactoe/common/src/test/java/com/squareup/sample/gameworkflow/TakeTurnsWorkflowTest.kt
@@ -21,8 +21,8 @@ import com.squareup.sample.gameworkflow.Ending.Quitted
 import com.squareup.sample.gameworkflow.Ending.Victory
 import com.squareup.sample.gameworkflow.Player.O
 import com.squareup.sample.gameworkflow.Player.X
-import com.squareup.workflow.testing.WorkflowTestRuntime
-import com.squareup.workflow.testing.launchForTestingFromStartWith
+import com.squareup.workflow1.testing.WorkflowTestRuntime
+import com.squareup.workflow1.testing.launchForTestingFromStartWith
 import org.junit.Test
 
 class TakeTurnsWorkflowTest {
diff --git a/samples/tictactoe/common/src/test/java/com/squareup/sample/mainworkflow/MainWorkflowTest.kt b/samples/tictactoe/common/src/test/java/com/squareup/sample/mainworkflow/MainWorkflowTest.kt
index 00cfcf291e..55860ee464 100644
--- a/samples/tictactoe/common/src/test/java/com/squareup/sample/mainworkflow/MainWorkflowTest.kt
+++ b/samples/tictactoe/common/src/test/java/com/squareup/sample/mainworkflow/MainWorkflowTest.kt
@@ -7,15 +7,15 @@ import com.squareup.sample.container.panel.PanelContainerScreen
 import com.squareup.sample.gameworkflow.GamePlayScreen
 import com.squareup.sample.gameworkflow.RunGameScreen
 import com.squareup.sample.gameworkflow.RunGameWorkflow
-import com.squareup.workflow.Worker
-import com.squareup.workflow.Workflow
-import com.squareup.workflow.action
-import com.squareup.workflow.rendering
-import com.squareup.workflow.runningWorker
-import com.squareup.workflow.stateless
-import com.squareup.workflow.testing.launchForTestingFromStartWith
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.backstack.BackStackScreen
+import com.squareup.workflow1.Worker
+import com.squareup.workflow1.Workflow
+import com.squareup.workflow1.action
+import com.squareup.workflow1.rendering
+import com.squareup.workflow1.runningWorker
+import com.squareup.workflow1.stateless
+import com.squareup.workflow1.testing.launchForTestingFromStartWith
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.backstack.BackStackScreen
 import org.junit.Test
 
 /**
diff --git a/samples/todo-android/app/src/main/java/com/squareup/sample/mainactivity/MainActivity.kt b/samples/todo-android/app/src/main/java/com/squareup/sample/mainactivity/MainActivity.kt
index d01ccb6b09..60277a8c59 100644
--- a/samples/todo-android/app/src/main/java/com/squareup/sample/mainactivity/MainActivity.kt
+++ b/samples/todo-android/app/src/main/java/com/squareup/sample/mainactivity/MainActivity.kt
@@ -19,13 +19,13 @@ import android.os.Bundle
 import androidx.appcompat.app.AppCompatActivity
 import com.squareup.sample.container.overviewdetail.OverviewDetailContainer
 import com.squareup.sample.todo.TodoListsAppWorkflow
-import com.squareup.workflow.SimpleLoggingWorkflowInterceptor
-import com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptor
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.ViewRegistry
-import com.squareup.workflow.ui.WorkflowRunner
-import com.squareup.workflow.ui.backstack.BackStackContainer
-import com.squareup.workflow.ui.setContentWorkflow
+import com.squareup.workflow1.SimpleLoggingWorkflowInterceptor
+import com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptor
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.ViewRegistry
+import com.squareup.workflow1.ui.WorkflowRunner
+import com.squareup.workflow1.ui.backstack.BackStackContainer
+import com.squareup.workflow1.ui.setContentWorkflow
 
 @OptIn(WorkflowUiExperimentalApi::class)
 class MainActivity : AppCompatActivity() {
diff --git a/samples/todo-android/app/src/main/java/com/squareup/sample/mainactivity/TodoEditorLayoutRunner.kt b/samples/todo-android/app/src/main/java/com/squareup/sample/mainactivity/TodoEditorLayoutRunner.kt
index c1cc80890a..ecf978d258 100644
--- a/samples/todo-android/app/src/main/java/com/squareup/sample/mainactivity/TodoEditorLayoutRunner.kt
+++ b/samples/todo-android/app/src/main/java/com/squareup/sample/mainactivity/TodoEditorLayoutRunner.kt
@@ -18,14 +18,14 @@ package com.squareup.sample.mainactivity
 import android.view.View
 import com.squareup.sample.todo.TodoRendering
 import com.squareup.sample.todo.databinding.TodoEditorLayoutBinding
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.LayoutRunner
-import com.squareup.workflow.ui.LayoutRunner.Companion.bind
-import com.squareup.workflow.ui.ViewEnvironment
-import com.squareup.workflow.ui.ViewFactory
-import com.squareup.workflow.ui.backPressedHandler
-import com.squareup.workflow.ui.backstack.BackStackConfig
-import com.squareup.workflow.ui.backstack.BackStackConfig.Other
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.LayoutRunner
+import com.squareup.workflow1.ui.LayoutRunner.Companion.bind
+import com.squareup.workflow1.ui.ViewEnvironment
+import com.squareup.workflow1.ui.ViewFactory
+import com.squareup.workflow1.ui.backPressedHandler
+import com.squareup.workflow1.ui.backstack.BackStackConfig
+import com.squareup.workflow1.ui.backstack.BackStackConfig.Other
 
 @OptIn(WorkflowUiExperimentalApi::class)
 internal class TodoEditorLayoutRunner(
diff --git a/samples/todo-android/app/src/main/java/com/squareup/sample/mainactivity/TodoListsViewFactory.kt b/samples/todo-android/app/src/main/java/com/squareup/sample/mainactivity/TodoListsViewFactory.kt
index f741fb7636..9bf2b427c7 100644
--- a/samples/todo-android/app/src/main/java/com/squareup/sample/mainactivity/TodoListsViewFactory.kt
+++ b/samples/todo-android/app/src/main/java/com/squareup/sample/mainactivity/TodoListsViewFactory.kt
@@ -23,9 +23,9 @@ import com.squareup.sample.todo.R
 import com.squareup.sample.todo.TodoList
 import com.squareup.sample.todo.TodoListsScreen
 import com.squareup.sample.todo.databinding.TodoListsLayoutBinding
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.LayoutRunner
-import com.squareup.workflow.ui.ViewFactory
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.LayoutRunner
+import com.squareup.workflow1.ui.ViewFactory
 
 @OptIn(WorkflowUiExperimentalApi::class)
 internal val TodoListsViewFactory: ViewFactory<TodoListsScreen> =
diff --git a/samples/todo-android/common/src/main/java/com/squareup/sample/todo/TodoEditorWorkflow.kt b/samples/todo-android/common/src/main/java/com/squareup/sample/todo/TodoEditorWorkflow.kt
index 3242532095..8d94b6e312 100644
--- a/samples/todo-android/common/src/main/java/com/squareup/sample/todo/TodoEditorWorkflow.kt
+++ b/samples/todo-android/common/src/main/java/com/squareup/sample/todo/TodoEditorWorkflow.kt
@@ -22,11 +22,11 @@ import com.squareup.sample.todo.TodoAction.ListAction.TextChanged
 import com.squareup.sample.todo.TodoAction.ListAction.TitleChanged
 import com.squareup.sample.todo.TodoEditorOutput.Done
 import com.squareup.sample.todo.TodoEditorOutput.ListUpdated
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Sink
-import com.squareup.workflow.StatelessWorkflow
-import com.squareup.workflow.WorkflowAction
-import com.squareup.workflow.WorkflowAction.Updater
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Sink
+import com.squareup.workflow1.StatelessWorkflow
+import com.squareup.workflow1.WorkflowAction
+import com.squareup.workflow1.WorkflowAction.Updater
 
 data class TodoList(
   val title: String,
diff --git a/samples/todo-android/common/src/main/java/com/squareup/sample/todo/TodoListsAppWorkflow.kt b/samples/todo-android/common/src/main/java/com/squareup/sample/todo/TodoListsAppWorkflow.kt
index cb55f12626..517dc4c5f3 100644
--- a/samples/todo-android/common/src/main/java/com/squareup/sample/todo/TodoListsAppWorkflow.kt
+++ b/samples/todo-android/common/src/main/java/com/squareup/sample/todo/TodoListsAppWorkflow.kt
@@ -21,13 +21,13 @@ import com.squareup.sample.todo.TodoEditorOutput.ListUpdated
 import com.squareup.sample.todo.TodoListsAppState.EditingList
 import com.squareup.sample.todo.TodoListsAppState.ShowingLists
 import com.squareup.sample.todo.TodoListsAppWorkflow.render
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.WorkflowAction
-import com.squareup.workflow.action
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.backstack.BackStackScreen
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.WorkflowAction
+import com.squareup.workflow1.action
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.backstack.BackStackScreen
 
 private typealias TodoListsAction = WorkflowAction<Unit, TodoListsAppState, Nothing>
 
diff --git a/samples/todo-android/common/src/main/java/com/squareup/sample/todo/TodoListsWorkflow.kt b/samples/todo-android/common/src/main/java/com/squareup/sample/todo/TodoListsWorkflow.kt
index 7b753e4395..4c8c547c8f 100644
--- a/samples/todo-android/common/src/main/java/com/squareup/sample/todo/TodoListsWorkflow.kt
+++ b/samples/todo-android/common/src/main/java/com/squareup/sample/todo/TodoListsWorkflow.kt
@@ -15,10 +15,10 @@
  */
 package com.squareup.sample.todo
 
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Sink
-import com.squareup.workflow.StatelessWorkflow
-import com.squareup.workflow.makeEventSink
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Sink
+import com.squareup.workflow1.StatelessWorkflow
+import com.squareup.workflow1.makeEventSink
 
 class TodoListsWorkflow : StatelessWorkflow<List<TodoList>, Int, TodoListsScreen>() {
   override fun render(
diff --git a/workflow-core/api/workflow-core.api b/workflow-core/api/workflow-core.api
index 5920fb1b2d..c51490a4d0 100644
--- a/workflow-core/api/workflow-core.api
+++ b/workflow-core/api/workflow-core.api
@@ -1,4 +1,4 @@
-public final class com/squareup/workflow/EventHandler : kotlin/jvm/functions/Function1 {
+public final class com/squareup/workflow1/EventHandler : kotlin/jvm/functions/Function1 {
 	public fun <init> (Lkotlin/jvm/functions/Function1;)V
 	public fun equals (Ljava/lang/Object;)Z
 	public fun hashCode ()I
@@ -7,68 +7,68 @@ public final class com/squareup/workflow/EventHandler : kotlin/jvm/functions/Fun
 	public fun toString ()Ljava/lang/String;
 }
 
-public abstract interface annotation class com/squareup/workflow/ExperimentalWorkflowApi : java/lang/annotation/Annotation {
+public abstract interface annotation class com/squareup/workflow1/ExperimentalWorkflowApi : java/lang/annotation/Annotation {
 }
 
-public abstract interface class com/squareup/workflow/ImpostorWorkflow {
+public abstract interface class com/squareup/workflow1/ImpostorWorkflow {
 	public abstract fun describeRealIdentifier ()Ljava/lang/String;
-	public abstract fun getRealIdentifier ()Lcom/squareup/workflow/WorkflowIdentifier;
+	public abstract fun getRealIdentifier ()Lcom/squareup/workflow1/WorkflowIdentifier;
 }
 
-public final class com/squareup/workflow/ImpostorWorkflow$DefaultImpls {
-	public static fun describeRealIdentifier (Lcom/squareup/workflow/ImpostorWorkflow;)Ljava/lang/String;
+public final class com/squareup/workflow1/ImpostorWorkflow$DefaultImpls {
+	public static fun describeRealIdentifier (Lcom/squareup/workflow1/ImpostorWorkflow;)Ljava/lang/String;
 }
 
-public abstract class com/squareup/workflow/LifecycleWorker : com/squareup/workflow/Worker {
+public abstract class com/squareup/workflow1/LifecycleWorker : com/squareup/workflow1/Worker {
 	public fun <init> ()V
-	public fun doesSameWorkAs (Lcom/squareup/workflow/Worker;)Z
+	public fun doesSameWorkAs (Lcom/squareup/workflow1/Worker;)Z
 	public fun onStarted ()V
 	public fun onStopped ()V
 	public final fun run ()Lkotlinx/coroutines/flow/Flow;
 }
 
-public abstract interface class com/squareup/workflow/RenderContext {
-	public abstract fun getActionSink ()Lcom/squareup/workflow/Sink;
-	public abstract fun makeActionSink ()Lcom/squareup/workflow/Sink;
+public abstract interface class com/squareup/workflow1/RenderContext {
+	public abstract fun getActionSink ()Lcom/squareup/workflow1/Sink;
+	public abstract fun makeActionSink ()Lcom/squareup/workflow1/Sink;
 	public abstract fun onEvent (Lkotlin/jvm/functions/Function1;)Lkotlin/jvm/functions/Function1;
-	public abstract fun renderChild (Lcom/squareup/workflow/Workflow;Ljava/lang/Object;Ljava/lang/String;Lkotlin/jvm/functions/Function1;)Ljava/lang/Object;
+	public abstract fun renderChild (Lcom/squareup/workflow1/Workflow;Ljava/lang/Object;Ljava/lang/String;Lkotlin/jvm/functions/Function1;)Ljava/lang/Object;
 	public abstract fun runningSideEffect (Ljava/lang/String;Lkotlin/jvm/functions/Function1;)V
 }
 
-public final class com/squareup/workflow/RenderContext$DefaultImpls {
-	public static fun makeActionSink (Lcom/squareup/workflow/RenderContext;)Lcom/squareup/workflow/Sink;
-	public static fun onEvent (Lcom/squareup/workflow/RenderContext;Lkotlin/jvm/functions/Function1;)Lkotlin/jvm/functions/Function1;
-	public static synthetic fun renderChild$default (Lcom/squareup/workflow/RenderContext;Lcom/squareup/workflow/Workflow;Ljava/lang/Object;Ljava/lang/String;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Ljava/lang/Object;
+public final class com/squareup/workflow1/RenderContext$DefaultImpls {
+	public static fun makeActionSink (Lcom/squareup/workflow1/RenderContext;)Lcom/squareup/workflow1/Sink;
+	public static fun onEvent (Lcom/squareup/workflow1/RenderContext;Lkotlin/jvm/functions/Function1;)Lkotlin/jvm/functions/Function1;
+	public static synthetic fun renderChild$default (Lcom/squareup/workflow1/RenderContext;Lcom/squareup/workflow1/Workflow;Ljava/lang/Object;Ljava/lang/String;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Ljava/lang/Object;
 }
 
-public abstract interface class com/squareup/workflow/Sink {
+public abstract interface class com/squareup/workflow1/Sink {
 	public abstract fun send (Ljava/lang/Object;)V
 }
 
-public final class com/squareup/workflow/Snapshot {
-	public static final field Companion Lcom/squareup/workflow/Snapshot$Companion;
-	public static final field EMPTY Lcom/squareup/workflow/Snapshot;
+public final class com/squareup/workflow1/Snapshot {
+	public static final field Companion Lcom/squareup/workflow1/Snapshot$Companion;
+	public static final field EMPTY Lcom/squareup/workflow1/Snapshot;
 	public synthetic fun <init> (Lkotlin/jvm/functions/Function0;Lkotlin/jvm/internal/DefaultConstructorMarker;)V
 	public final fun bytes ()Lokio/ByteString;
 	public fun equals (Ljava/lang/Object;)Z
 	public fun hashCode ()I
-	public static final fun of (I)Lcom/squareup/workflow/Snapshot;
-	public static final fun of (Ljava/lang/String;)Lcom/squareup/workflow/Snapshot;
-	public static final fun of (Lkotlin/jvm/functions/Function0;)Lcom/squareup/workflow/Snapshot;
-	public static final fun of (Lokio/ByteString;)Lcom/squareup/workflow/Snapshot;
+	public static final fun of (I)Lcom/squareup/workflow1/Snapshot;
+	public static final fun of (Ljava/lang/String;)Lcom/squareup/workflow1/Snapshot;
+	public static final fun of (Lkotlin/jvm/functions/Function0;)Lcom/squareup/workflow1/Snapshot;
+	public static final fun of (Lokio/ByteString;)Lcom/squareup/workflow1/Snapshot;
 	public fun toString ()Ljava/lang/String;
-	public static final fun write (Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow/Snapshot;
+	public static final fun write (Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow1/Snapshot;
 }
 
-public final class com/squareup/workflow/Snapshot$Companion {
-	public final fun of (I)Lcom/squareup/workflow/Snapshot;
-	public final fun of (Ljava/lang/String;)Lcom/squareup/workflow/Snapshot;
-	public final fun of (Lkotlin/jvm/functions/Function0;)Lcom/squareup/workflow/Snapshot;
-	public final fun of (Lokio/ByteString;)Lcom/squareup/workflow/Snapshot;
-	public final fun write (Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow/Snapshot;
+public final class com/squareup/workflow1/Snapshot$Companion {
+	public final fun of (I)Lcom/squareup/workflow1/Snapshot;
+	public final fun of (Ljava/lang/String;)Lcom/squareup/workflow1/Snapshot;
+	public final fun of (Lkotlin/jvm/functions/Function0;)Lcom/squareup/workflow1/Snapshot;
+	public final fun of (Lokio/ByteString;)Lcom/squareup/workflow1/Snapshot;
+	public final fun write (Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow1/Snapshot;
 }
 
-public final class com/squareup/workflow/Snapshots {
+public final class com/squareup/workflow1/Snapshots {
 	public static final fun parse (Lokio/ByteString;Lkotlin/jvm/functions/Function1;)Ljava/lang/Object;
 	public static final fun readBooleanFromInt (Lokio/BufferedSource;)Z
 	public static final fun readByteStringWithLength (Lokio/BufferedSource;)Lokio/ByteString;
@@ -88,83 +88,83 @@ public final class com/squareup/workflow/Snapshots {
 	public static final fun writeUtf8WithLength (Lokio/BufferedSink;Ljava/lang/String;)Lokio/BufferedSink;
 }
 
-public abstract class com/squareup/workflow/StatefulWorkflow : com/squareup/workflow/Workflow {
+public abstract class com/squareup/workflow1/StatefulWorkflow : com/squareup/workflow1/Workflow {
 	public fun <init> ()V
-	public final fun asStatefulWorkflow ()Lcom/squareup/workflow/StatefulWorkflow;
-	public abstract fun initialState (Ljava/lang/Object;Lcom/squareup/workflow/Snapshot;)Ljava/lang/Object;
+	public final fun asStatefulWorkflow ()Lcom/squareup/workflow1/StatefulWorkflow;
+	public abstract fun initialState (Ljava/lang/Object;Lcom/squareup/workflow1/Snapshot;)Ljava/lang/Object;
 	public fun onPropsChanged (Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
-	public abstract fun render (Ljava/lang/Object;Ljava/lang/Object;Lcom/squareup/workflow/RenderContext;)Ljava/lang/Object;
-	public abstract fun snapshotState (Ljava/lang/Object;)Lcom/squareup/workflow/Snapshot;
+	public abstract fun render (Ljava/lang/Object;Ljava/lang/Object;Lcom/squareup/workflow1/RenderContext;)Ljava/lang/Object;
+	public abstract fun snapshotState (Ljava/lang/Object;)Lcom/squareup/workflow1/Snapshot;
 }
 
-public abstract class com/squareup/workflow/StatelessWorkflow : com/squareup/workflow/Workflow {
+public abstract class com/squareup/workflow1/StatelessWorkflow : com/squareup/workflow1/Workflow {
 	public fun <init> ()V
-	public final fun asStatefulWorkflow ()Lcom/squareup/workflow/StatefulWorkflow;
-	public abstract fun render (Ljava/lang/Object;Lcom/squareup/workflow/RenderContext;)Ljava/lang/Object;
+	public final fun asStatefulWorkflow ()Lcom/squareup/workflow1/StatefulWorkflow;
+	public abstract fun render (Ljava/lang/Object;Lcom/squareup/workflow1/RenderContext;)Ljava/lang/Object;
 }
 
-public final class com/squareup/workflow/TypedWorker : com/squareup/workflow/Worker {
+public final class com/squareup/workflow1/TypedWorker : com/squareup/workflow1/Worker {
 	public fun <init> (Lkotlin/reflect/KType;Lkotlinx/coroutines/flow/Flow;)V
-	public fun doesSameWorkAs (Lcom/squareup/workflow/Worker;)Z
+	public fun doesSameWorkAs (Lcom/squareup/workflow1/Worker;)Z
 	public fun run ()Lkotlinx/coroutines/flow/Flow;
 	public fun toString ()Ljava/lang/String;
 }
 
-public abstract interface class com/squareup/workflow/Worker {
-	public static final field Companion Lcom/squareup/workflow/Worker$Companion;
-	public abstract fun doesSameWorkAs (Lcom/squareup/workflow/Worker;)Z
+public abstract interface class com/squareup/workflow1/Worker {
+	public static final field Companion Lcom/squareup/workflow1/Worker$Companion;
+	public abstract fun doesSameWorkAs (Lcom/squareup/workflow1/Worker;)Z
 	public abstract fun run ()Lkotlinx/coroutines/flow/Flow;
 }
 
-public final class com/squareup/workflow/Worker$Companion {
-	public final fun createSideEffect (Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow/Worker;
-	public final fun finished ()Lcom/squareup/workflow/Worker;
-	public final fun timer (JLjava/lang/String;)Lcom/squareup/workflow/Worker;
-	public static synthetic fun timer$default (Lcom/squareup/workflow/Worker$Companion;JLjava/lang/String;ILjava/lang/Object;)Lcom/squareup/workflow/Worker;
+public final class com/squareup/workflow1/Worker$Companion {
+	public final fun createSideEffect (Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow1/Worker;
+	public final fun finished ()Lcom/squareup/workflow1/Worker;
+	public final fun timer (JLjava/lang/String;)Lcom/squareup/workflow1/Worker;
+	public static synthetic fun timer$default (Lcom/squareup/workflow1/Worker$Companion;JLjava/lang/String;ILjava/lang/Object;)Lcom/squareup/workflow1/Worker;
 }
 
-public final class com/squareup/workflow/Worker$DefaultImpls {
-	public static fun doesSameWorkAs (Lcom/squareup/workflow/Worker;Lcom/squareup/workflow/Worker;)Z
+public final class com/squareup/workflow1/Worker$DefaultImpls {
+	public static fun doesSameWorkAs (Lcom/squareup/workflow1/Worker;Lcom/squareup/workflow1/Worker;)Z
 }
 
-public abstract interface class com/squareup/workflow/Workflow {
-	public static final field Companion Lcom/squareup/workflow/Workflow$Companion;
-	public abstract fun asStatefulWorkflow ()Lcom/squareup/workflow/StatefulWorkflow;
+public abstract interface class com/squareup/workflow1/Workflow {
+	public static final field Companion Lcom/squareup/workflow1/Workflow$Companion;
+	public abstract fun asStatefulWorkflow ()Lcom/squareup/workflow1/StatefulWorkflow;
 }
 
-public final class com/squareup/workflow/Workflow$Companion {
+public final class com/squareup/workflow1/Workflow$Companion {
 }
 
-public abstract interface class com/squareup/workflow/WorkflowAction {
-	public static final field Companion Lcom/squareup/workflow/WorkflowAction$Companion;
-	public abstract fun apply (Lcom/squareup/workflow/WorkflowAction$Mutator;)Ljava/lang/Object;
-	public abstract fun apply (Lcom/squareup/workflow/WorkflowAction$Updater;)V
+public abstract interface class com/squareup/workflow1/WorkflowAction {
+	public static final field Companion Lcom/squareup/workflow1/WorkflowAction$Companion;
+	public abstract fun apply (Lcom/squareup/workflow1/WorkflowAction$Mutator;)Ljava/lang/Object;
+	public abstract fun apply (Lcom/squareup/workflow1/WorkflowAction$Updater;)V
 }
 
-public final class com/squareup/workflow/WorkflowAction$Companion {
-	public final fun emitOutput (Ljava/lang/Object;)Lcom/squareup/workflow/WorkflowAction;
-	public final fun emitOutput (Ljava/lang/String;Ljava/lang/Object;)Lcom/squareup/workflow/WorkflowAction;
-	public final fun enterState (Ljava/lang/Object;Ljava/lang/Object;)Lcom/squareup/workflow/WorkflowAction;
-	public final fun enterState (Ljava/lang/String;Ljava/lang/Object;Ljava/lang/Object;)Lcom/squareup/workflow/WorkflowAction;
-	public static synthetic fun enterState$default (Lcom/squareup/workflow/WorkflowAction$Companion;Ljava/lang/Object;Ljava/lang/Object;ILjava/lang/Object;)Lcom/squareup/workflow/WorkflowAction;
-	public static synthetic fun enterState$default (Lcom/squareup/workflow/WorkflowAction$Companion;Ljava/lang/String;Ljava/lang/Object;Ljava/lang/Object;ILjava/lang/Object;)Lcom/squareup/workflow/WorkflowAction;
-	public final fun modifyState (Lkotlin/jvm/functions/Function0;Ljava/lang/Object;Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow/WorkflowAction;
-	public static synthetic fun modifyState$default (Lcom/squareup/workflow/WorkflowAction$Companion;Lkotlin/jvm/functions/Function0;Ljava/lang/Object;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Lcom/squareup/workflow/WorkflowAction;
-	public final fun noAction ()Lcom/squareup/workflow/WorkflowAction;
+public final class com/squareup/workflow1/WorkflowAction$Companion {
+	public final fun emitOutput (Ljava/lang/Object;)Lcom/squareup/workflow1/WorkflowAction;
+	public final fun emitOutput (Ljava/lang/String;Ljava/lang/Object;)Lcom/squareup/workflow1/WorkflowAction;
+	public final fun enterState (Ljava/lang/Object;Ljava/lang/Object;)Lcom/squareup/workflow1/WorkflowAction;
+	public final fun enterState (Ljava/lang/String;Ljava/lang/Object;Ljava/lang/Object;)Lcom/squareup/workflow1/WorkflowAction;
+	public static synthetic fun enterState$default (Lcom/squareup/workflow1/WorkflowAction$Companion;Ljava/lang/Object;Ljava/lang/Object;ILjava/lang/Object;)Lcom/squareup/workflow1/WorkflowAction;
+	public static synthetic fun enterState$default (Lcom/squareup/workflow1/WorkflowAction$Companion;Ljava/lang/String;Ljava/lang/Object;Ljava/lang/Object;ILjava/lang/Object;)Lcom/squareup/workflow1/WorkflowAction;
+	public final fun modifyState (Lkotlin/jvm/functions/Function0;Ljava/lang/Object;Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow1/WorkflowAction;
+	public static synthetic fun modifyState$default (Lcom/squareup/workflow1/WorkflowAction$Companion;Lkotlin/jvm/functions/Function0;Ljava/lang/Object;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Lcom/squareup/workflow1/WorkflowAction;
+	public final fun noAction ()Lcom/squareup/workflow1/WorkflowAction;
 }
 
-public final class com/squareup/workflow/WorkflowAction$DefaultImpls {
-	public static fun apply (Lcom/squareup/workflow/WorkflowAction;Lcom/squareup/workflow/WorkflowAction$Mutator;)Ljava/lang/Object;
-	public static fun apply (Lcom/squareup/workflow/WorkflowAction;Lcom/squareup/workflow/WorkflowAction$Updater;)V
+public final class com/squareup/workflow1/WorkflowAction$DefaultImpls {
+	public static fun apply (Lcom/squareup/workflow1/WorkflowAction;Lcom/squareup/workflow1/WorkflowAction$Mutator;)Ljava/lang/Object;
+	public static fun apply (Lcom/squareup/workflow1/WorkflowAction;Lcom/squareup/workflow1/WorkflowAction$Updater;)V
 }
 
-public final class com/squareup/workflow/WorkflowAction$Mutator {
+public final class com/squareup/workflow1/WorkflowAction$Mutator {
 	public fun <init> (Ljava/lang/Object;)V
 	public final fun getState ()Ljava/lang/Object;
 	public final fun setState (Ljava/lang/Object;)V
 }
 
-public final class com/squareup/workflow/WorkflowAction$Updater {
+public final class com/squareup/workflow1/WorkflowAction$Updater {
 	public fun <init> (Ljava/lang/Object;Ljava/lang/Object;)V
 	public final fun getNextState ()Ljava/lang/Object;
 	public final fun getProps ()Ljava/lang/Object;
@@ -174,8 +174,8 @@ public final class com/squareup/workflow/WorkflowAction$Updater {
 	public final fun setState (Ljava/lang/Object;)V
 }
 
-public final class com/squareup/workflow/WorkflowIdentifier {
-	public static final field Companion Lcom/squareup/workflow/WorkflowIdentifier$Companion;
+public final class com/squareup/workflow1/WorkflowIdentifier {
+	public static final field Companion Lcom/squareup/workflow1/WorkflowIdentifier$Companion;
 	public final fun describeRealIdentifier ()Ljava/lang/String;
 	public fun equals (Ljava/lang/Object;)Z
 	public final fun getRealIdentifierType ()Lkotlin/reflect/KAnnotatedElement;
@@ -184,11 +184,11 @@ public final class com/squareup/workflow/WorkflowIdentifier {
 	public fun toString ()Ljava/lang/String;
 }
 
-public final class com/squareup/workflow/WorkflowIdentifier$Companion {
-	public final fun parse (Lokio/ByteString;)Lcom/squareup/workflow/WorkflowIdentifier;
+public final class com/squareup/workflow1/WorkflowIdentifier$Companion {
+	public final fun parse (Lokio/ByteString;)Lcom/squareup/workflow1/WorkflowIdentifier;
 }
 
-public final class com/squareup/workflow/WorkflowOutput {
+public final class com/squareup/workflow1/WorkflowOutput {
 	public fun <init> (Ljava/lang/Object;)V
 	public fun equals (Ljava/lang/Object;)Z
 	public final fun getValue ()Ljava/lang/Object;
@@ -196,46 +196,46 @@ public final class com/squareup/workflow/WorkflowOutput {
 	public fun toString ()Ljava/lang/String;
 }
 
-public final class com/squareup/workflow/Workflows {
-	public static final fun action (Lcom/squareup/workflow/StatefulWorkflow;Ljava/lang/String;Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow/WorkflowAction;
-	public static final fun action (Lcom/squareup/workflow/StatefulWorkflow;Lkotlin/jvm/functions/Function0;Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow/WorkflowAction;
-	public static final fun action (Lcom/squareup/workflow/StatelessWorkflow;Ljava/lang/String;Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow/WorkflowAction;
-	public static final fun action (Lcom/squareup/workflow/StatelessWorkflow;Lkotlin/jvm/functions/Function0;Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow/WorkflowAction;
-	public static final fun action (Ljava/lang/String;Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow/WorkflowAction;
-	public static final fun action (Lkotlin/jvm/functions/Function0;Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow/WorkflowAction;
-	public static synthetic fun action$default (Lcom/squareup/workflow/StatefulWorkflow;Ljava/lang/String;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Lcom/squareup/workflow/WorkflowAction;
-	public static synthetic fun action$default (Lcom/squareup/workflow/StatelessWorkflow;Ljava/lang/String;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Lcom/squareup/workflow/WorkflowAction;
-	public static synthetic fun action$default (Ljava/lang/String;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Lcom/squareup/workflow/WorkflowAction;
-	public static final fun applyTo (Lcom/squareup/workflow/WorkflowAction;Ljava/lang/Object;Ljava/lang/Object;)Lkotlin/Pair;
-	public static final fun collectToSink (Lkotlinx/coroutines/flow/Flow;Lcom/squareup/workflow/Sink;Lkotlin/jvm/functions/Function1;Lkotlin/coroutines/Continuation;)Ljava/lang/Object;
-	public static final fun contraMap (Lcom/squareup/workflow/Sink;Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow/Sink;
-	public static final fun getIdentifier (Lcom/squareup/workflow/Workflow;)Lcom/squareup/workflow/WorkflowIdentifier;
-	public static final fun getWorkflowIdentifier (Lkotlin/reflect/KClass;)Lcom/squareup/workflow/WorkflowIdentifier;
-	public static final fun invoke (Lcom/squareup/workflow/EventHandler;)V
-	public static final fun makeEventSink (Lcom/squareup/workflow/RenderContext;Lkotlin/jvm/functions/Function2;)Lcom/squareup/workflow/Sink;
-	public static final fun mapRendering (Lcom/squareup/workflow/Workflow;Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow/Workflow;
-	public static final fun renderChild (Lcom/squareup/workflow/RenderContext;Lcom/squareup/workflow/Workflow;Ljava/lang/Object;Ljava/lang/String;)Ljava/lang/Object;
-	public static final fun renderChild (Lcom/squareup/workflow/RenderContext;Lcom/squareup/workflow/Workflow;Ljava/lang/String;)Ljava/lang/Object;
-	public static final fun renderChild (Lcom/squareup/workflow/RenderContext;Lcom/squareup/workflow/Workflow;Ljava/lang/String;Lkotlin/jvm/functions/Function1;)Ljava/lang/Object;
-	public static synthetic fun renderChild$default (Lcom/squareup/workflow/RenderContext;Lcom/squareup/workflow/Workflow;Ljava/lang/Object;Ljava/lang/String;ILjava/lang/Object;)Ljava/lang/Object;
-	public static synthetic fun renderChild$default (Lcom/squareup/workflow/RenderContext;Lcom/squareup/workflow/Workflow;Ljava/lang/String;ILjava/lang/Object;)Ljava/lang/Object;
-	public static synthetic fun renderChild$default (Lcom/squareup/workflow/RenderContext;Lcom/squareup/workflow/Workflow;Ljava/lang/String;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Ljava/lang/Object;
-	public static final fun rendering (Lcom/squareup/workflow/Workflow$Companion;Ljava/lang/Object;)Lcom/squareup/workflow/Workflow;
-	public static final fun runningWorker (Lcom/squareup/workflow/RenderContext;Lcom/squareup/workflow/Worker;Ljava/lang/String;)V
-	public static final fun runningWorker (Lcom/squareup/workflow/RenderContext;Lcom/squareup/workflow/Worker;Lkotlin/reflect/KType;Ljava/lang/String;Lkotlin/jvm/functions/Function1;)V
-	public static synthetic fun runningWorker$default (Lcom/squareup/workflow/RenderContext;Lcom/squareup/workflow/Worker;Ljava/lang/String;ILjava/lang/Object;)V
-	public static final fun sendAndAwaitApplication (Lcom/squareup/workflow/Sink;Lcom/squareup/workflow/WorkflowAction;Lkotlin/coroutines/Continuation;)Ljava/lang/Object;
-	public static final fun stateful (Lcom/squareup/workflow/Workflow$Companion;Ljava/lang/Object;Lkotlin/jvm/functions/Function2;)Lcom/squareup/workflow/StatefulWorkflow;
-	public static final fun stateful (Lcom/squareup/workflow/Workflow$Companion;Lkotlin/jvm/functions/Function1;Lkotlin/jvm/functions/Function2;Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow/StatefulWorkflow;
-	public static final fun stateful (Lcom/squareup/workflow/Workflow$Companion;Lkotlin/jvm/functions/Function1;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function3;)Lcom/squareup/workflow/StatefulWorkflow;
-	public static final fun stateful (Lcom/squareup/workflow/Workflow$Companion;Lkotlin/jvm/functions/Function2;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function1;Lkotlin/jvm/functions/Function3;)Lcom/squareup/workflow/StatefulWorkflow;
-	public static synthetic fun stateful$default (Lcom/squareup/workflow/Workflow$Companion;Lkotlin/jvm/functions/Function1;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function3;ILjava/lang/Object;)Lcom/squareup/workflow/StatefulWorkflow;
-	public static synthetic fun stateful$default (Lcom/squareup/workflow/Workflow$Companion;Lkotlin/jvm/functions/Function2;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function1;Lkotlin/jvm/functions/Function3;ILjava/lang/Object;)Lcom/squareup/workflow/StatefulWorkflow;
-	public static final fun stateless (Lcom/squareup/workflow/Workflow$Companion;Lkotlin/jvm/functions/Function2;)Lcom/squareup/workflow/Workflow;
-	public static final fun transform (Lcom/squareup/workflow/Worker;Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow/Worker;
-	public static final fun unsnapshottableIdentifier (Lkotlin/reflect/KType;)Lcom/squareup/workflow/WorkflowIdentifier;
-	public static final fun workflowAction (Lcom/squareup/workflow/StatefulWorkflow;Ljava/lang/String;Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow/WorkflowAction;
-	public static final fun workflowAction (Lcom/squareup/workflow/StatefulWorkflow;Lkotlin/jvm/functions/Function0;Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow/WorkflowAction;
-	public static synthetic fun workflowAction$default (Lcom/squareup/workflow/StatefulWorkflow;Ljava/lang/String;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Lcom/squareup/workflow/WorkflowAction;
+public final class com/squareup/workflow1/Workflows {
+	public static final fun action (Lcom/squareup/workflow1/StatefulWorkflow;Ljava/lang/String;Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow1/WorkflowAction;
+	public static final fun action (Lcom/squareup/workflow1/StatefulWorkflow;Lkotlin/jvm/functions/Function0;Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow1/WorkflowAction;
+	public static final fun action (Lcom/squareup/workflow1/StatelessWorkflow;Ljava/lang/String;Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow1/WorkflowAction;
+	public static final fun action (Lcom/squareup/workflow1/StatelessWorkflow;Lkotlin/jvm/functions/Function0;Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow1/WorkflowAction;
+	public static final fun action (Ljava/lang/String;Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow1/WorkflowAction;
+	public static final fun action (Lkotlin/jvm/functions/Function0;Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow1/WorkflowAction;
+	public static synthetic fun action$default (Lcom/squareup/workflow1/StatefulWorkflow;Ljava/lang/String;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Lcom/squareup/workflow1/WorkflowAction;
+	public static synthetic fun action$default (Lcom/squareup/workflow1/StatelessWorkflow;Ljava/lang/String;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Lcom/squareup/workflow1/WorkflowAction;
+	public static synthetic fun action$default (Ljava/lang/String;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Lcom/squareup/workflow1/WorkflowAction;
+	public static final fun applyTo (Lcom/squareup/workflow1/WorkflowAction;Ljava/lang/Object;Ljava/lang/Object;)Lkotlin/Pair;
+	public static final fun collectToSink (Lkotlinx/coroutines/flow/Flow;Lcom/squareup/workflow1/Sink;Lkotlin/jvm/functions/Function1;Lkotlin/coroutines/Continuation;)Ljava/lang/Object;
+	public static final fun contraMap (Lcom/squareup/workflow1/Sink;Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow1/Sink;
+	public static final fun getIdentifier (Lcom/squareup/workflow1/Workflow;)Lcom/squareup/workflow1/WorkflowIdentifier;
+	public static final fun getWorkflowIdentifier (Lkotlin/reflect/KClass;)Lcom/squareup/workflow1/WorkflowIdentifier;
+	public static final fun invoke (Lcom/squareup/workflow1/EventHandler;)V
+	public static final fun makeEventSink (Lcom/squareup/workflow1/RenderContext;Lkotlin/jvm/functions/Function2;)Lcom/squareup/workflow1/Sink;
+	public static final fun mapRendering (Lcom/squareup/workflow1/Workflow;Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow1/Workflow;
+	public static final fun renderChild (Lcom/squareup/workflow1/RenderContext;Lcom/squareup/workflow1/Workflow;Ljava/lang/Object;Ljava/lang/String;)Ljava/lang/Object;
+	public static final fun renderChild (Lcom/squareup/workflow1/RenderContext;Lcom/squareup/workflow1/Workflow;Ljava/lang/String;)Ljava/lang/Object;
+	public static final fun renderChild (Lcom/squareup/workflow1/RenderContext;Lcom/squareup/workflow1/Workflow;Ljava/lang/String;Lkotlin/jvm/functions/Function1;)Ljava/lang/Object;
+	public static synthetic fun renderChild$default (Lcom/squareup/workflow1/RenderContext;Lcom/squareup/workflow1/Workflow;Ljava/lang/Object;Ljava/lang/String;ILjava/lang/Object;)Ljava/lang/Object;
+	public static synthetic fun renderChild$default (Lcom/squareup/workflow1/RenderContext;Lcom/squareup/workflow1/Workflow;Ljava/lang/String;ILjava/lang/Object;)Ljava/lang/Object;
+	public static synthetic fun renderChild$default (Lcom/squareup/workflow1/RenderContext;Lcom/squareup/workflow1/Workflow;Ljava/lang/String;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Ljava/lang/Object;
+	public static final fun rendering (Lcom/squareup/workflow1/Workflow$Companion;Ljava/lang/Object;)Lcom/squareup/workflow1/Workflow;
+	public static final fun runningWorker (Lcom/squareup/workflow1/RenderContext;Lcom/squareup/workflow1/Worker;Ljava/lang/String;)V
+	public static final fun runningWorker (Lcom/squareup/workflow1/RenderContext;Lcom/squareup/workflow1/Worker;Lkotlin/reflect/KType;Ljava/lang/String;Lkotlin/jvm/functions/Function1;)V
+	public static synthetic fun runningWorker$default (Lcom/squareup/workflow1/RenderContext;Lcom/squareup/workflow1/Worker;Ljava/lang/String;ILjava/lang/Object;)V
+	public static final fun sendAndAwaitApplication (Lcom/squareup/workflow1/Sink;Lcom/squareup/workflow1/WorkflowAction;Lkotlin/coroutines/Continuation;)Ljava/lang/Object;
+	public static final fun stateful (Lcom/squareup/workflow1/Workflow$Companion;Ljava/lang/Object;Lkotlin/jvm/functions/Function2;)Lcom/squareup/workflow1/StatefulWorkflow;
+	public static final fun stateful (Lcom/squareup/workflow1/Workflow$Companion;Lkotlin/jvm/functions/Function1;Lkotlin/jvm/functions/Function2;Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow1/StatefulWorkflow;
+	public static final fun stateful (Lcom/squareup/workflow1/Workflow$Companion;Lkotlin/jvm/functions/Function1;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function3;)Lcom/squareup/workflow1/StatefulWorkflow;
+	public static final fun stateful (Lcom/squareup/workflow1/Workflow$Companion;Lkotlin/jvm/functions/Function2;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function1;Lkotlin/jvm/functions/Function3;)Lcom/squareup/workflow1/StatefulWorkflow;
+	public static synthetic fun stateful$default (Lcom/squareup/workflow1/Workflow$Companion;Lkotlin/jvm/functions/Function1;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function3;ILjava/lang/Object;)Lcom/squareup/workflow1/StatefulWorkflow;
+	public static synthetic fun stateful$default (Lcom/squareup/workflow1/Workflow$Companion;Lkotlin/jvm/functions/Function2;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function1;Lkotlin/jvm/functions/Function3;ILjava/lang/Object;)Lcom/squareup/workflow1/StatefulWorkflow;
+	public static final fun stateless (Lcom/squareup/workflow1/Workflow$Companion;Lkotlin/jvm/functions/Function2;)Lcom/squareup/workflow1/Workflow;
+	public static final fun transform (Lcom/squareup/workflow1/Worker;Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow1/Worker;
+	public static final fun unsnapshottableIdentifier (Lkotlin/reflect/KType;)Lcom/squareup/workflow1/WorkflowIdentifier;
+	public static final fun workflowAction (Lcom/squareup/workflow1/StatefulWorkflow;Ljava/lang/String;Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow1/WorkflowAction;
+	public static final fun workflowAction (Lcom/squareup/workflow1/StatefulWorkflow;Lkotlin/jvm/functions/Function0;Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow1/WorkflowAction;
+	public static synthetic fun workflowAction$default (Lcom/squareup/workflow1/StatefulWorkflow;Ljava/lang/String;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Lcom/squareup/workflow1/WorkflowAction;
 }
 
diff --git a/workflow-core/src/main/java/com/squareup/workflow/EventHandler.kt b/workflow-core/src/main/java/com/squareup/workflow1/EventHandler.kt
similarity index 98%
rename from workflow-core/src/main/java/com/squareup/workflow/EventHandler.kt
rename to workflow-core/src/main/java/com/squareup/workflow1/EventHandler.kt
index 9a7e06f39d..02935025e5 100644
--- a/workflow-core/src/main/java/com/squareup/workflow/EventHandler.kt
+++ b/workflow-core/src/main/java/com/squareup/workflow1/EventHandler.kt
@@ -2,7 +2,7 @@
 @file:JvmMultifileClass
 @file:JvmName("Workflows")
 
-package com.squareup.workflow
+package com.squareup.workflow1
 
 /**
  * Wraps a function that handles an event of type [EventT]. Implements the raw function type
diff --git a/workflow-core/src/main/java/com/squareup/workflow/ExperimentalWorkflowApi.kt b/workflow-core/src/main/java/com/squareup/workflow1/ExperimentalWorkflowApi.kt
similarity index 97%
rename from workflow-core/src/main/java/com/squareup/workflow/ExperimentalWorkflowApi.kt
rename to workflow-core/src/main/java/com/squareup/workflow1/ExperimentalWorkflowApi.kt
index dc855f4f50..ddb6276824 100644
--- a/workflow-core/src/main/java/com/squareup/workflow/ExperimentalWorkflowApi.kt
+++ b/workflow-core/src/main/java/com/squareup/workflow1/ExperimentalWorkflowApi.kt
@@ -16,7 +16,7 @@
 @file:JvmMultifileClass
 @file:JvmName("Workflows")
 
-package com.squareup.workflow
+package com.squareup.workflow1
 
 import kotlin.RequiresOptIn.Level.ERROR
 import kotlin.annotation.AnnotationRetention.BINARY
diff --git a/workflow-core/src/main/java/com/squareup/workflow/ImpostorWorkflow.kt b/workflow-core/src/main/java/com/squareup/workflow1/ImpostorWorkflow.kt
similarity index 98%
rename from workflow-core/src/main/java/com/squareup/workflow/ImpostorWorkflow.kt
rename to workflow-core/src/main/java/com/squareup/workflow1/ImpostorWorkflow.kt
index 03818417fc..84b8d6bea5 100644
--- a/workflow-core/src/main/java/com/squareup/workflow/ImpostorWorkflow.kt
+++ b/workflow-core/src/main/java/com/squareup/workflow1/ImpostorWorkflow.kt
@@ -16,7 +16,7 @@
 @file:JvmMultifileClass
 @file:JvmName("Workflows")
 
-package com.squareup.workflow
+package com.squareup.workflow1
 
 /**
  * Optional interface that [Workflow]s should implement if they need the runtime to consider their
diff --git a/workflow-core/src/main/java/com/squareup/workflow/LifecycleWorker.kt b/workflow-core/src/main/java/com/squareup/workflow1/LifecycleWorker.kt
similarity index 98%
rename from workflow-core/src/main/java/com/squareup/workflow/LifecycleWorker.kt
rename to workflow-core/src/main/java/com/squareup/workflow1/LifecycleWorker.kt
index 3999de1d52..5a759abe14 100644
--- a/workflow-core/src/main/java/com/squareup/workflow/LifecycleWorker.kt
+++ b/workflow-core/src/main/java/com/squareup/workflow1/LifecycleWorker.kt
@@ -16,7 +16,7 @@
 @file:JvmMultifileClass
 @file:JvmName("Workflows")
 
-package com.squareup.workflow
+package com.squareup.workflow1
 
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.flow
diff --git a/workflow-core/src/main/java/com/squareup/workflow/RenderContext.kt b/workflow-core/src/main/java/com/squareup/workflow1/RenderContext.kt
similarity index 98%
rename from workflow-core/src/main/java/com/squareup/workflow/RenderContext.kt
rename to workflow-core/src/main/java/com/squareup/workflow1/RenderContext.kt
index 7fb42b5aac..9e4207b4c9 100644
--- a/workflow-core/src/main/java/com/squareup/workflow/RenderContext.kt
+++ b/workflow-core/src/main/java/com/squareup/workflow1/RenderContext.kt
@@ -17,10 +17,10 @@
 @file:JvmMultifileClass
 @file:JvmName("Workflows")
 
-package com.squareup.workflow
+package com.squareup.workflow1
 
-import com.squareup.workflow.WorkflowAction.Companion.noAction
-import com.squareup.workflow.WorkflowAction.Updater
+import com.squareup.workflow1.WorkflowAction.Companion.noAction
+import com.squareup.workflow1.WorkflowAction.Updater
 import kotlin.reflect.KType
 import kotlin.reflect.typeOf
 
@@ -260,7 +260,7 @@ fun <EventT, PropsT, StateT, OutputT> RenderContext<PropsT, StateT, OutputT>.mak
  */
 @Deprecated(
     "Use runningWorker",
-    ReplaceWith("runningWorker(worker, key, handler)", "com.squareup.workflow.runningWorker")
+    ReplaceWith("runningWorker(worker, key, handler)", "com.squareup.workflow1.runningWorker")
 )
 inline fun <PropsT, StateT, OutputT, reified T> RenderContext<PropsT, StateT, OutputT>.onWorkerOutput(
   worker: Worker<T>,
diff --git a/workflow-core/src/main/java/com/squareup/workflow/Sink.kt b/workflow-core/src/main/java/com/squareup/workflow1/Sink.kt
similarity index 97%
rename from workflow-core/src/main/java/com/squareup/workflow/Sink.kt
rename to workflow-core/src/main/java/com/squareup/workflow1/Sink.kt
index c1398386d9..696e227687 100644
--- a/workflow-core/src/main/java/com/squareup/workflow/Sink.kt
+++ b/workflow-core/src/main/java/com/squareup/workflow1/Sink.kt
@@ -16,9 +16,9 @@
 @file:JvmMultifileClass
 @file:JvmName("Workflows")
 
-package com.squareup.workflow
+package com.squareup.workflow1
 
-import com.squareup.workflow.WorkflowAction.Updater
+import com.squareup.workflow1.WorkflowAction.Updater
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.collect
 import kotlinx.coroutines.suspendCancellableCoroutine
diff --git a/workflow-core/src/main/java/com/squareup/workflow/Snapshot.kt b/workflow-core/src/main/java/com/squareup/workflow1/Snapshot.kt
similarity index 99%
rename from workflow-core/src/main/java/com/squareup/workflow/Snapshot.kt
rename to workflow-core/src/main/java/com/squareup/workflow1/Snapshot.kt
index c66c171e59..758af1dbf7 100644
--- a/workflow-core/src/main/java/com/squareup/workflow/Snapshot.kt
+++ b/workflow-core/src/main/java/com/squareup/workflow1/Snapshot.kt
@@ -16,7 +16,7 @@
 @file:Suppress("EXPERIMENTAL_API_USAGE")
 @file:JvmName("Snapshots")
 
-package com.squareup.workflow
+package com.squareup.workflow1
 
 import okio.Buffer
 import okio.BufferedSink
diff --git a/workflow-core/src/main/java/com/squareup/workflow/StatefulWorkflow.kt b/workflow-core/src/main/java/com/squareup/workflow1/StatefulWorkflow.kt
similarity index 97%
rename from workflow-core/src/main/java/com/squareup/workflow/StatefulWorkflow.kt
rename to workflow-core/src/main/java/com/squareup/workflow1/StatefulWorkflow.kt
index 11d27a4603..f494967163 100644
--- a/workflow-core/src/main/java/com/squareup/workflow/StatefulWorkflow.kt
+++ b/workflow-core/src/main/java/com/squareup/workflow1/StatefulWorkflow.kt
@@ -17,11 +17,11 @@
 @file:JvmMultifileClass
 @file:JvmName("Workflows")
 
-package com.squareup.workflow
+package com.squareup.workflow1
 
-import com.squareup.workflow.WorkflowAction.Companion.toString
-import com.squareup.workflow.WorkflowAction.Mutator
-import com.squareup.workflow.WorkflowAction.Updater
+import com.squareup.workflow1.WorkflowAction.Companion.toString
+import com.squareup.workflow1.WorkflowAction.Mutator
+import com.squareup.workflow1.WorkflowAction.Updater
 
 /**
  * A composable, stateful object that can [handle events][RenderContext.actionSink],
@@ -279,7 +279,7 @@ fun <PropsT, StateT, OutputT, RenderingT>
     message = "Use action",
     replaceWith = ReplaceWith(
         expression = "action(name) { state = state }",
-        imports = arrayOf("com.squareup.workflow.action")
+        imports = arrayOf("com.squareup.workflow1.action")
     )
 )
 fun <PropsT, StateT, OutputT, RenderingT>
@@ -293,7 +293,7 @@ fun <PropsT, StateT, OutputT, RenderingT>
     message = "Use action",
     replaceWith = ReplaceWith(
         expression = "action(name) { state = state }",
-        imports = arrayOf("com.squareup.workflow.action")
+        imports = arrayOf("com.squareup.workflow1.action")
     )
 )
 fun <PropsT, StateT, OutputT, RenderingT>
diff --git a/workflow-core/src/main/java/com/squareup/workflow/StatelessWorkflow.kt b/workflow-core/src/main/java/com/squareup/workflow1/StatelessWorkflow.kt
similarity index 98%
rename from workflow-core/src/main/java/com/squareup/workflow/StatelessWorkflow.kt
rename to workflow-core/src/main/java/com/squareup/workflow1/StatelessWorkflow.kt
index beb183ca32..c64a820c04 100644
--- a/workflow-core/src/main/java/com/squareup/workflow/StatelessWorkflow.kt
+++ b/workflow-core/src/main/java/com/squareup/workflow1/StatelessWorkflow.kt
@@ -16,9 +16,9 @@
 @file:JvmMultifileClass
 @file:JvmName("Workflows")
 
-package com.squareup.workflow
+package com.squareup.workflow1
 
-import com.squareup.workflow.WorkflowAction.Updater
+import com.squareup.workflow1.WorkflowAction.Updater
 
 /**
  * Minimal implementation of [Workflow] that maintains no state of its own.
diff --git a/workflow-core/src/main/java/com/squareup/workflow/Worker.kt b/workflow-core/src/main/java/com/squareup/workflow1/Worker.kt
similarity index 98%
rename from workflow-core/src/main/java/com/squareup/workflow/Worker.kt
rename to workflow-core/src/main/java/com/squareup/workflow1/Worker.kt
index 8b940b2266..93e613d7cf 100644
--- a/workflow-core/src/main/java/com/squareup/workflow/Worker.kt
+++ b/workflow-core/src/main/java/com/squareup/workflow1/Worker.kt
@@ -16,11 +16,11 @@
 @file:JvmMultifileClass
 @file:JvmName("Workflows")
 
-package com.squareup.workflow
+package com.squareup.workflow1
 
-import com.squareup.workflow.Worker.Companion.create
-import com.squareup.workflow.Worker.Companion.from
-import com.squareup.workflow.Worker.Companion.fromNullable
+import com.squareup.workflow1.Worker.Companion.create
+import com.squareup.workflow1.Worker.Companion.from
+import com.squareup.workflow1.Worker.Companion.fromNullable
 import kotlinx.coroutines.Deferred
 import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.FlowPreview
@@ -294,7 +294,7 @@ inline fun <reified OutputT> Flow<OutputT>.asWorker(): Worker<OutputT> =
     "Use Worker.from { await() }",
     ReplaceWith(
         "Worker.from { this.await() }",
-        "com.squareup.workflow.Worker"
+        "com.squareup.workflow1.Worker"
     )
 )
 inline fun <reified OutputT> Deferred<OutputT>.asWorker(): Worker<OutputT> =
diff --git a/workflow-core/src/main/java/com/squareup/workflow/WorkerWorkflow.kt b/workflow-core/src/main/java/com/squareup/workflow1/WorkerWorkflow.kt
similarity index 98%
rename from workflow-core/src/main/java/com/squareup/workflow/WorkerWorkflow.kt
rename to workflow-core/src/main/java/com/squareup/workflow1/WorkerWorkflow.kt
index 879944e24d..bb4da5fcad 100644
--- a/workflow-core/src/main/java/com/squareup/workflow/WorkerWorkflow.kt
+++ b/workflow-core/src/main/java/com/squareup/workflow1/WorkerWorkflow.kt
@@ -16,9 +16,9 @@
 @file:JvmMultifileClass
 @file:JvmName("Workflows")
 
-package com.squareup.workflow
+package com.squareup.workflow1
 
-import com.squareup.workflow.WorkflowAction.Updater
+import com.squareup.workflow1.WorkflowAction.Updater
 import kotlinx.coroutines.CoroutineName
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.withContext
diff --git a/workflow-core/src/main/java/com/squareup/workflow/Workflow.kt b/workflow-core/src/main/java/com/squareup/workflow1/Workflow.kt
similarity index 99%
rename from workflow-core/src/main/java/com/squareup/workflow/Workflow.kt
rename to workflow-core/src/main/java/com/squareup/workflow1/Workflow.kt
index f0535be160..72dcf8897c 100644
--- a/workflow-core/src/main/java/com/squareup/workflow/Workflow.kt
+++ b/workflow-core/src/main/java/com/squareup/workflow1/Workflow.kt
@@ -16,7 +16,7 @@
 @file:JvmMultifileClass
 @file:JvmName("Workflows")
 
-package com.squareup.workflow
+package com.squareup.workflow1
 
 /**
  * A composable, optionally-stateful object that can [handle events][RenderContext.onEvent],
diff --git a/workflow-core/src/main/java/com/squareup/workflow/WorkflowAction.kt b/workflow-core/src/main/java/com/squareup/workflow1/WorkflowAction.kt
similarity index 94%
rename from workflow-core/src/main/java/com/squareup/workflow/WorkflowAction.kt
rename to workflow-core/src/main/java/com/squareup/workflow1/WorkflowAction.kt
index 38082ea4f9..861e5b0b02 100644
--- a/workflow-core/src/main/java/com/squareup/workflow/WorkflowAction.kt
+++ b/workflow-core/src/main/java/com/squareup/workflow1/WorkflowAction.kt
@@ -16,10 +16,10 @@
 @file:JvmMultifileClass
 @file:JvmName("Workflows")
 
-package com.squareup.workflow
+package com.squareup.workflow1
 
-import com.squareup.workflow.WorkflowAction.Companion.toString
-import com.squareup.workflow.WorkflowAction.Updater
+import com.squareup.workflow1.WorkflowAction.Companion.toString
+import com.squareup.workflow1.WorkflowAction.Updater
 
 /**
  * An atomic operation that updates the state of a [Workflow], and also optionally emits an output.
@@ -94,7 +94,7 @@ interface WorkflowAction<in PropsT, StateT, out OutputT> {
         message = "Use action",
         replaceWith = ReplaceWith(
             expression = "action { state = newState }",
-            imports = arrayOf("com.squareup.workflow.action")
+            imports = arrayOf("com.squareup.workflow1.action")
         )
     )
     fun <StateT, OutputT> enterState(
@@ -114,7 +114,7 @@ interface WorkflowAction<in PropsT, StateT, out OutputT> {
         message = "Use action",
         replaceWith = ReplaceWith(
             expression = "action { state = newState }",
-            imports = arrayOf("com.squareup.workflow.action")
+            imports = arrayOf("com.squareup.workflow1.action")
         )
     )
     fun <StateT, OutputT> enterState(
@@ -134,7 +134,7 @@ interface WorkflowAction<in PropsT, StateT, out OutputT> {
         message = "Use action",
         replaceWith = ReplaceWith(
             expression = "action(name) { state = state }",
-            imports = arrayOf("com.squareup.workflow.action")
+            imports = arrayOf("com.squareup.workflow1.action")
         )
     )
     fun <StateT, OutputT> modifyState(
@@ -154,7 +154,7 @@ interface WorkflowAction<in PropsT, StateT, out OutputT> {
         message = "Use action",
         replaceWith = ReplaceWith(
             expression = "action { setOutput(output) }",
-            imports = arrayOf("com.squareup.workflow.action")
+            imports = arrayOf("com.squareup.workflow1.action")
         )
     )
     fun <StateT, OutputT> emitOutput(output: OutputT): WorkflowAction<Any?, StateT, OutputT> =
@@ -167,7 +167,7 @@ interface WorkflowAction<in PropsT, StateT, out OutputT> {
         message = "Use action",
         replaceWith = ReplaceWith(
             expression = "action { setOutput(output) }",
-            imports = arrayOf("com.squareup.workflow.action")
+            imports = arrayOf("com.squareup.workflow1.action")
         )
     )
     fun <PropsT, StateT, OutputT> emitOutput(
diff --git a/workflow-core/src/main/java/com/squareup/workflow/WorkflowIdentifier.kt b/workflow-core/src/main/java/com/squareup/workflow1/WorkflowIdentifier.kt
similarity index 99%
rename from workflow-core/src/main/java/com/squareup/workflow/WorkflowIdentifier.kt
rename to workflow-core/src/main/java/com/squareup/workflow1/WorkflowIdentifier.kt
index dbefd8fc7a..95e7db82c6 100644
--- a/workflow-core/src/main/java/com/squareup/workflow/WorkflowIdentifier.kt
+++ b/workflow-core/src/main/java/com/squareup/workflow1/WorkflowIdentifier.kt
@@ -16,7 +16,7 @@
 @file:JvmMultifileClass
 @file:JvmName("Workflows")
 
-package com.squareup.workflow
+package com.squareup.workflow1
 
 import okio.Buffer
 import okio.ByteString
diff --git a/workflow-core/src/test/java/com/squareup/workflow/NullFlowWorker.java b/workflow-core/src/test/java/com/squareup/workflow1/NullFlowWorker.java
similarity index 96%
rename from workflow-core/src/test/java/com/squareup/workflow/NullFlowWorker.java
rename to workflow-core/src/test/java/com/squareup/workflow1/NullFlowWorker.java
index afa273214f..1c5cf6a508 100644
--- a/workflow-core/src/test/java/com/squareup/workflow/NullFlowWorker.java
+++ b/workflow-core/src/test/java/com/squareup/workflow1/NullFlowWorker.java
@@ -1,4 +1,4 @@
-package com.squareup.workflow;
+package com.squareup.workflow1;
 
 import kotlinx.coroutines.flow.Flow;
 import org.jetbrains.annotations.NotNull;
diff --git a/workflow-core/src/test/java/com/squareup/workflow/SinkTest.kt b/workflow-core/src/test/java/com/squareup/workflow1/SinkTest.kt
similarity index 99%
rename from workflow-core/src/test/java/com/squareup/workflow/SinkTest.kt
rename to workflow-core/src/test/java/com/squareup/workflow1/SinkTest.kt
index ecb8e7dea0..020160be60 100644
--- a/workflow-core/src/test/java/com/squareup/workflow/SinkTest.kt
+++ b/workflow-core/src/test/java/com/squareup/workflow1/SinkTest.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow
+package com.squareup.workflow1
 
 import kotlinx.coroutines.CoroutineStart.UNDISPATCHED
 import kotlinx.coroutines.ExperimentalCoroutinesApi
diff --git a/workflow-core/src/test/java/com/squareup/workflow/WorkerTest.kt b/workflow-core/src/test/java/com/squareup/workflow1/WorkerTest.kt
similarity index 98%
rename from workflow-core/src/test/java/com/squareup/workflow/WorkerTest.kt
rename to workflow-core/src/test/java/com/squareup/workflow1/WorkerTest.kt
index bb1a9c6dc9..5dd8772967 100644
--- a/workflow-core/src/test/java/com/squareup/workflow/WorkerTest.kt
+++ b/workflow-core/src/test/java/com/squareup/workflow1/WorkerTest.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow
+package com.squareup.workflow1
 
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.buffer
diff --git a/workflow-core/src/test/java/com/squareup/workflow/WorkerWorkflowTest.kt b/workflow-core/src/test/java/com/squareup/workflow1/WorkerWorkflowTest.kt
similarity index 98%
rename from workflow-core/src/test/java/com/squareup/workflow/WorkerWorkflowTest.kt
rename to workflow-core/src/test/java/com/squareup/workflow1/WorkerWorkflowTest.kt
index 1afdf21143..a8abd4be37 100644
--- a/workflow-core/src/test/java/com/squareup/workflow/WorkerWorkflowTest.kt
+++ b/workflow-core/src/test/java/com/squareup/workflow1/WorkerWorkflowTest.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow
+package com.squareup.workflow1
 
 import kotlinx.coroutines.CoroutineName
 import kotlinx.coroutines.flow.Flow
diff --git a/workflow-core/src/test/java/com/squareup/workflow/WorkflowActionTest.kt b/workflow-core/src/test/java/com/squareup/workflow1/WorkflowActionTest.kt
similarity index 96%
rename from workflow-core/src/test/java/com/squareup/workflow/WorkflowActionTest.kt
rename to workflow-core/src/test/java/com/squareup/workflow1/WorkflowActionTest.kt
index d259dc446c..73bc6e7a73 100644
--- a/workflow-core/src/test/java/com/squareup/workflow/WorkflowActionTest.kt
+++ b/workflow-core/src/test/java/com/squareup/workflow1/WorkflowActionTest.kt
@@ -13,9 +13,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow
+package com.squareup.workflow1
 
-import com.squareup.workflow.WorkflowAction.Updater
+import com.squareup.workflow1.WorkflowAction.Updater
 import kotlin.test.Test
 import kotlin.test.assertEquals
 import kotlin.test.assertNotNull
diff --git a/workflow-core/src/test/java/com/squareup/workflow/WorkflowIdentifierTest.kt b/workflow-core/src/test/java/com/squareup/workflow1/WorkflowIdentifierTest.kt
similarity index 97%
rename from workflow-core/src/test/java/com/squareup/workflow/WorkflowIdentifierTest.kt
rename to workflow-core/src/test/java/com/squareup/workflow1/WorkflowIdentifierTest.kt
index 672ddb0c9f..e949e5ca5b 100644
--- a/workflow-core/src/test/java/com/squareup/workflow/WorkflowIdentifierTest.kt
+++ b/workflow-core/src/test/java/com/squareup/workflow1/WorkflowIdentifierTest.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow
+package com.squareup.workflow1
 
 import okio.Buffer
 import okio.ByteString
@@ -31,7 +31,7 @@ class WorkflowIdentifierTest {
   @Test fun `flat identifier toString`() {
     val id = TestWorkflow1.identifier
     assertEquals(
-        "WorkflowIdentifier(com.squareup.workflow.WorkflowIdentifierTest\$TestWorkflow1)",
+        "WorkflowIdentifier(com.squareup.workflow1.WorkflowIdentifierTest\$TestWorkflow1)",
         id.toString()
     )
   }
@@ -39,8 +39,8 @@ class WorkflowIdentifierTest {
   @Test fun `impostor identifier toString`() {
     val id = TestImpostor1(TestWorkflow1).identifier
     assertEquals(
-        "WorkflowIdentifier(com.squareup.workflow.WorkflowIdentifierTest\$TestImpostor1, " +
-            "com.squareup.workflow.WorkflowIdentifierTest\$TestWorkflow1)",
+        "WorkflowIdentifier(com.squareup.workflow1.WorkflowIdentifierTest\$TestImpostor1, " +
+            "com.squareup.workflow1.WorkflowIdentifierTest\$TestWorkflow1)",
         id.toString()
     )
   }
diff --git a/workflow-runtime/api/workflow-runtime.api b/workflow-runtime/api/workflow-runtime.api
index f71077bf03..88db83402f 100644
--- a/workflow-runtime/api/workflow-runtime.api
+++ b/workflow-runtime/api/workflow-runtime.api
@@ -1,74 +1,74 @@
-public final class com/squareup/workflow/NoopWorkflowInterceptor : com/squareup/workflow/WorkflowInterceptor {
-	public static final field INSTANCE Lcom/squareup/workflow/NoopWorkflowInterceptor;
-	public fun onInitialState (Ljava/lang/Object;Lcom/squareup/workflow/Snapshot;Lkotlin/jvm/functions/Function2;Lcom/squareup/workflow/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
-	public fun onPropsChanged (Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;Lkotlin/jvm/functions/Function3;Lcom/squareup/workflow/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
-	public fun onRender (Ljava/lang/Object;Ljava/lang/Object;Lcom/squareup/workflow/RenderContext;Lkotlin/jvm/functions/Function3;Lcom/squareup/workflow/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
-	public fun onSessionStarted (Lkotlinx/coroutines/CoroutineScope;Lcom/squareup/workflow/WorkflowInterceptor$WorkflowSession;)V
-	public fun onSnapshotState (Ljava/lang/Object;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow/WorkflowInterceptor$WorkflowSession;)Lcom/squareup/workflow/Snapshot;
+public final class com/squareup/workflow1/NoopWorkflowInterceptor : com/squareup/workflow1/WorkflowInterceptor {
+	public static final field INSTANCE Lcom/squareup/workflow1/NoopWorkflowInterceptor;
+	public fun onInitialState (Ljava/lang/Object;Lcom/squareup/workflow1/Snapshot;Lkotlin/jvm/functions/Function2;Lcom/squareup/workflow1/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
+	public fun onPropsChanged (Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;Lkotlin/jvm/functions/Function3;Lcom/squareup/workflow1/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
+	public fun onRender (Ljava/lang/Object;Ljava/lang/Object;Lcom/squareup/workflow1/RenderContext;Lkotlin/jvm/functions/Function3;Lcom/squareup/workflow1/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
+	public fun onSessionStarted (Lkotlinx/coroutines/CoroutineScope;Lcom/squareup/workflow1/WorkflowInterceptor$WorkflowSession;)V
+	public fun onSnapshotState (Ljava/lang/Object;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow1/WorkflowInterceptor$WorkflowSession;)Lcom/squareup/workflow1/Snapshot;
 }
 
-public final class com/squareup/workflow/RenderWorkflowKt {
-	public static final fun renderWorkflowIn (Lcom/squareup/workflow/Workflow;Lkotlinx/coroutines/CoroutineScope;Lkotlinx/coroutines/flow/StateFlow;Lcom/squareup/workflow/TreeSnapshot;Ljava/util/List;Lkotlin/jvm/functions/Function2;)Lkotlinx/coroutines/flow/StateFlow;
-	public static synthetic fun renderWorkflowIn$default (Lcom/squareup/workflow/Workflow;Lkotlinx/coroutines/CoroutineScope;Lkotlinx/coroutines/flow/StateFlow;Lcom/squareup/workflow/TreeSnapshot;Ljava/util/List;Lkotlin/jvm/functions/Function2;ILjava/lang/Object;)Lkotlinx/coroutines/flow/StateFlow;
+public final class com/squareup/workflow1/RenderWorkflowKt {
+	public static final fun renderWorkflowIn (Lcom/squareup/workflow1/Workflow;Lkotlinx/coroutines/CoroutineScope;Lkotlinx/coroutines/flow/StateFlow;Lcom/squareup/workflow1/TreeSnapshot;Ljava/util/List;Lkotlin/jvm/functions/Function2;)Lkotlinx/coroutines/flow/StateFlow;
+	public static synthetic fun renderWorkflowIn$default (Lcom/squareup/workflow1/Workflow;Lkotlinx/coroutines/CoroutineScope;Lkotlinx/coroutines/flow/StateFlow;Lcom/squareup/workflow1/TreeSnapshot;Ljava/util/List;Lkotlin/jvm/functions/Function2;ILjava/lang/Object;)Lkotlinx/coroutines/flow/StateFlow;
 }
 
-public final class com/squareup/workflow/RenderingAndSnapshot {
-	public fun <init> (Ljava/lang/Object;Lcom/squareup/workflow/TreeSnapshot;)V
+public final class com/squareup/workflow1/RenderingAndSnapshot {
+	public fun <init> (Ljava/lang/Object;Lcom/squareup/workflow1/TreeSnapshot;)V
 	public final fun component1 ()Ljava/lang/Object;
-	public final fun component2 ()Lcom/squareup/workflow/TreeSnapshot;
-	public final fun copy (Ljava/lang/Object;Lcom/squareup/workflow/TreeSnapshot;)Lcom/squareup/workflow/RenderingAndSnapshot;
-	public static synthetic fun copy$default (Lcom/squareup/workflow/RenderingAndSnapshot;Ljava/lang/Object;Lcom/squareup/workflow/TreeSnapshot;ILjava/lang/Object;)Lcom/squareup/workflow/RenderingAndSnapshot;
+	public final fun component2 ()Lcom/squareup/workflow1/TreeSnapshot;
+	public final fun copy (Ljava/lang/Object;Lcom/squareup/workflow1/TreeSnapshot;)Lcom/squareup/workflow1/RenderingAndSnapshot;
+	public static synthetic fun copy$default (Lcom/squareup/workflow1/RenderingAndSnapshot;Ljava/lang/Object;Lcom/squareup/workflow1/TreeSnapshot;ILjava/lang/Object;)Lcom/squareup/workflow1/RenderingAndSnapshot;
 	public fun equals (Ljava/lang/Object;)Z
 	public final fun getRendering ()Ljava/lang/Object;
-	public final fun getSnapshot ()Lcom/squareup/workflow/TreeSnapshot;
+	public final fun getSnapshot ()Lcom/squareup/workflow1/TreeSnapshot;
 	public fun hashCode ()I
 	public fun toString ()Ljava/lang/String;
 }
 
-public class com/squareup/workflow/SimpleLoggingWorkflowInterceptor : com/squareup/workflow/WorkflowInterceptor {
+public class com/squareup/workflow1/SimpleLoggingWorkflowInterceptor : com/squareup/workflow1/WorkflowInterceptor {
 	public fun <init> ()V
 	protected fun log (Ljava/lang/String;)V
 	protected fun logBegin (Ljava/lang/String;)V
 	protected fun logEnd (Ljava/lang/String;)V
-	public fun onInitialState (Ljava/lang/Object;Lcom/squareup/workflow/Snapshot;Lkotlin/jvm/functions/Function2;Lcom/squareup/workflow/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
-	public fun onPropsChanged (Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;Lkotlin/jvm/functions/Function3;Lcom/squareup/workflow/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
-	public fun onRender (Ljava/lang/Object;Ljava/lang/Object;Lcom/squareup/workflow/RenderContext;Lkotlin/jvm/functions/Function3;Lcom/squareup/workflow/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
-	public fun onSessionStarted (Lkotlinx/coroutines/CoroutineScope;Lcom/squareup/workflow/WorkflowInterceptor$WorkflowSession;)V
-	public fun onSnapshotState (Ljava/lang/Object;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow/WorkflowInterceptor$WorkflowSession;)Lcom/squareup/workflow/Snapshot;
+	public fun onInitialState (Ljava/lang/Object;Lcom/squareup/workflow1/Snapshot;Lkotlin/jvm/functions/Function2;Lcom/squareup/workflow1/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
+	public fun onPropsChanged (Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;Lkotlin/jvm/functions/Function3;Lcom/squareup/workflow1/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
+	public fun onRender (Ljava/lang/Object;Ljava/lang/Object;Lcom/squareup/workflow1/RenderContext;Lkotlin/jvm/functions/Function3;Lcom/squareup/workflow1/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
+	public fun onSessionStarted (Lkotlinx/coroutines/CoroutineScope;Lcom/squareup/workflow1/WorkflowInterceptor$WorkflowSession;)V
+	public fun onSnapshotState (Ljava/lang/Object;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow1/WorkflowInterceptor$WorkflowSession;)Lcom/squareup/workflow1/Snapshot;
 }
 
-public final class com/squareup/workflow/TreeSnapshot {
-	public static final field Companion Lcom/squareup/workflow/TreeSnapshot$Companion;
+public final class com/squareup/workflow1/TreeSnapshot {
+	public static final field Companion Lcom/squareup/workflow1/TreeSnapshot$Companion;
 	public fun equals (Ljava/lang/Object;)Z
 	public fun hashCode ()I
 	public final fun toByteString ()Lokio/ByteString;
 }
 
-public final class com/squareup/workflow/TreeSnapshot$Companion {
-	public final fun forRootOnly (Lcom/squareup/workflow/Snapshot;)Lcom/squareup/workflow/TreeSnapshot;
-	public final fun getNONE ()Lcom/squareup/workflow/TreeSnapshot;
-	public final fun parse (Lokio/ByteString;)Lcom/squareup/workflow/TreeSnapshot;
+public final class com/squareup/workflow1/TreeSnapshot$Companion {
+	public final fun forRootOnly (Lcom/squareup/workflow1/Snapshot;)Lcom/squareup/workflow1/TreeSnapshot;
+	public final fun getNONE ()Lcom/squareup/workflow1/TreeSnapshot;
+	public final fun parse (Lokio/ByteString;)Lcom/squareup/workflow1/TreeSnapshot;
 }
 
-public abstract interface class com/squareup/workflow/WorkflowInterceptor {
-	public abstract fun onInitialState (Ljava/lang/Object;Lcom/squareup/workflow/Snapshot;Lkotlin/jvm/functions/Function2;Lcom/squareup/workflow/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
-	public abstract fun onPropsChanged (Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;Lkotlin/jvm/functions/Function3;Lcom/squareup/workflow/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
-	public abstract fun onRender (Ljava/lang/Object;Ljava/lang/Object;Lcom/squareup/workflow/RenderContext;Lkotlin/jvm/functions/Function3;Lcom/squareup/workflow/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
-	public abstract fun onSessionStarted (Lkotlinx/coroutines/CoroutineScope;Lcom/squareup/workflow/WorkflowInterceptor$WorkflowSession;)V
-	public abstract fun onSnapshotState (Ljava/lang/Object;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow/WorkflowInterceptor$WorkflowSession;)Lcom/squareup/workflow/Snapshot;
+public abstract interface class com/squareup/workflow1/WorkflowInterceptor {
+	public abstract fun onInitialState (Ljava/lang/Object;Lcom/squareup/workflow1/Snapshot;Lkotlin/jvm/functions/Function2;Lcom/squareup/workflow1/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
+	public abstract fun onPropsChanged (Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;Lkotlin/jvm/functions/Function3;Lcom/squareup/workflow1/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
+	public abstract fun onRender (Ljava/lang/Object;Ljava/lang/Object;Lcom/squareup/workflow1/RenderContext;Lkotlin/jvm/functions/Function3;Lcom/squareup/workflow1/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
+	public abstract fun onSessionStarted (Lkotlinx/coroutines/CoroutineScope;Lcom/squareup/workflow1/WorkflowInterceptor$WorkflowSession;)V
+	public abstract fun onSnapshotState (Ljava/lang/Object;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow1/WorkflowInterceptor$WorkflowSession;)Lcom/squareup/workflow1/Snapshot;
 }
 
-public final class com/squareup/workflow/WorkflowInterceptor$DefaultImpls {
-	public static fun onInitialState (Lcom/squareup/workflow/WorkflowInterceptor;Ljava/lang/Object;Lcom/squareup/workflow/Snapshot;Lkotlin/jvm/functions/Function2;Lcom/squareup/workflow/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
-	public static fun onPropsChanged (Lcom/squareup/workflow/WorkflowInterceptor;Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;Lkotlin/jvm/functions/Function3;Lcom/squareup/workflow/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
-	public static fun onRender (Lcom/squareup/workflow/WorkflowInterceptor;Ljava/lang/Object;Ljava/lang/Object;Lcom/squareup/workflow/RenderContext;Lkotlin/jvm/functions/Function3;Lcom/squareup/workflow/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
-	public static fun onSessionStarted (Lcom/squareup/workflow/WorkflowInterceptor;Lkotlinx/coroutines/CoroutineScope;Lcom/squareup/workflow/WorkflowInterceptor$WorkflowSession;)V
-	public static fun onSnapshotState (Lcom/squareup/workflow/WorkflowInterceptor;Ljava/lang/Object;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow/WorkflowInterceptor$WorkflowSession;)Lcom/squareup/workflow/Snapshot;
+public final class com/squareup/workflow1/WorkflowInterceptor$DefaultImpls {
+	public static fun onInitialState (Lcom/squareup/workflow1/WorkflowInterceptor;Ljava/lang/Object;Lcom/squareup/workflow1/Snapshot;Lkotlin/jvm/functions/Function2;Lcom/squareup/workflow1/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
+	public static fun onPropsChanged (Lcom/squareup/workflow1/WorkflowInterceptor;Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;Lkotlin/jvm/functions/Function3;Lcom/squareup/workflow1/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
+	public static fun onRender (Lcom/squareup/workflow1/WorkflowInterceptor;Ljava/lang/Object;Ljava/lang/Object;Lcom/squareup/workflow1/RenderContext;Lkotlin/jvm/functions/Function3;Lcom/squareup/workflow1/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
+	public static fun onSessionStarted (Lcom/squareup/workflow1/WorkflowInterceptor;Lkotlinx/coroutines/CoroutineScope;Lcom/squareup/workflow1/WorkflowInterceptor$WorkflowSession;)V
+	public static fun onSnapshotState (Lcom/squareup/workflow1/WorkflowInterceptor;Ljava/lang/Object;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow1/WorkflowInterceptor$WorkflowSession;)Lcom/squareup/workflow1/Snapshot;
 }
 
-public abstract interface class com/squareup/workflow/WorkflowInterceptor$WorkflowSession {
-	public abstract fun getIdentifier ()Lcom/squareup/workflow/WorkflowIdentifier;
-	public abstract fun getParent ()Lcom/squareup/workflow/WorkflowInterceptor$WorkflowSession;
+public abstract interface class com/squareup/workflow1/WorkflowInterceptor$WorkflowSession {
+	public abstract fun getIdentifier ()Lcom/squareup/workflow1/WorkflowIdentifier;
+	public abstract fun getParent ()Lcom/squareup/workflow1/WorkflowInterceptor$WorkflowSession;
 	public abstract fun getRenderKey ()Ljava/lang/String;
 	public abstract fun getSessionId ()J
 }
diff --git a/workflow-runtime/src/jmh/java/com/squareup/workflow/WorkflowNodeBenchmark.kt b/workflow-runtime/src/jmh/java/com/squareup/workflow1/WorkflowNodeBenchmark.kt
similarity index 92%
rename from workflow-runtime/src/jmh/java/com/squareup/workflow/WorkflowNodeBenchmark.kt
rename to workflow-runtime/src/jmh/java/com/squareup/workflow1/WorkflowNodeBenchmark.kt
index 05c6c4e3f3..f15bf3db04 100644
--- a/workflow-runtime/src/jmh/java/com/squareup/workflow/WorkflowNodeBenchmark.kt
+++ b/workflow-runtime/src/jmh/java/com/squareup/workflow1/WorkflowNodeBenchmark.kt
@@ -13,16 +13,16 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow
-
-import com.squareup.workflow.FractalWorkflow.Props
-import com.squareup.workflow.FractalWorkflow.Props.DO_NOT_RENDER_LEAVES
-import com.squareup.workflow.FractalWorkflow.Props.RENDER_LEAVES
-import com.squareup.workflow.FractalWorkflow.Props.RUN_WORKERS
-import com.squareup.workflow.FractalWorkflow.Props.SKIP_FIRST_LEAF
-import com.squareup.workflow.WorkflowAction.Companion.noAction
-import com.squareup.workflow.internal.WorkflowNode
-import com.squareup.workflow.internal.id
+package com.squareup.workflow1
+
+import com.squareup.workflow1.FractalWorkflow.Props
+import com.squareup.workflow1.FractalWorkflow.Props.DO_NOT_RENDER_LEAVES
+import com.squareup.workflow1.FractalWorkflow.Props.RENDER_LEAVES
+import com.squareup.workflow1.FractalWorkflow.Props.RUN_WORKERS
+import com.squareup.workflow1.FractalWorkflow.Props.SKIP_FIRST_LEAF
+import com.squareup.workflow1.WorkflowAction.Companion.noAction
+import com.squareup.workflow1.internal.WorkflowNode
+import com.squareup.workflow1.internal.id
 import kotlinx.coroutines.Dispatchers.Unconfined
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.flow
diff --git a/workflow-runtime/src/main/java/com/squareup/workflow/RenderWorkflow.kt b/workflow-runtime/src/main/java/com/squareup/workflow1/RenderWorkflow.kt
similarity index 98%
rename from workflow-runtime/src/main/java/com/squareup/workflow/RenderWorkflow.kt
rename to workflow-runtime/src/main/java/com/squareup/workflow1/RenderWorkflow.kt
index 2ee2e0ab50..8f399a2503 100644
--- a/workflow-runtime/src/main/java/com/squareup/workflow/RenderWorkflow.kt
+++ b/workflow-runtime/src/main/java/com/squareup/workflow1/RenderWorkflow.kt
@@ -13,10 +13,10 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow
+package com.squareup.workflow1
 
-import com.squareup.workflow.internal.WorkflowRunner
-import com.squareup.workflow.internal.chained
+import com.squareup.workflow1.internal.WorkflowRunner
+import com.squareup.workflow1.internal.chained
 import kotlinx.coroutines.CancellationException
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.CoroutineStart.ATOMIC
diff --git a/workflow-runtime/src/main/java/com/squareup/workflow/RenderingAndSnapshot.kt b/workflow-runtime/src/main/java/com/squareup/workflow1/RenderingAndSnapshot.kt
similarity index 96%
rename from workflow-runtime/src/main/java/com/squareup/workflow/RenderingAndSnapshot.kt
rename to workflow-runtime/src/main/java/com/squareup/workflow1/RenderingAndSnapshot.kt
index 9a2a875232..3570cf8e86 100644
--- a/workflow-runtime/src/main/java/com/squareup/workflow/RenderingAndSnapshot.kt
+++ b/workflow-runtime/src/main/java/com/squareup/workflow1/RenderingAndSnapshot.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow
+package com.squareup.workflow1
 
 /**
  * Tuple of rendering and snapshot used by [renderWorkflowIn].
diff --git a/workflow-runtime/src/main/java/com/squareup/workflow/SimpleLoggingWorkflowInterceptor.kt b/workflow-runtime/src/main/java/com/squareup/workflow1/SimpleLoggingWorkflowInterceptor.kt
similarity index 96%
rename from workflow-runtime/src/main/java/com/squareup/workflow/SimpleLoggingWorkflowInterceptor.kt
rename to workflow-runtime/src/main/java/com/squareup/workflow1/SimpleLoggingWorkflowInterceptor.kt
index d8f801ae1b..f2bdf985d9 100644
--- a/workflow-runtime/src/main/java/com/squareup/workflow/SimpleLoggingWorkflowInterceptor.kt
+++ b/workflow-runtime/src/main/java/com/squareup/workflow1/SimpleLoggingWorkflowInterceptor.kt
@@ -13,9 +13,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow
+package com.squareup.workflow1
 
-import com.squareup.workflow.WorkflowInterceptor.WorkflowSession
+import com.squareup.workflow1.WorkflowInterceptor.WorkflowSession
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Job
 
diff --git a/workflow-runtime/src/main/java/com/squareup/workflow/TreeSnapshot.kt b/workflow-runtime/src/main/java/com/squareup/workflow1/TreeSnapshot.kt
similarity index 95%
rename from workflow-runtime/src/main/java/com/squareup/workflow/TreeSnapshot.kt
rename to workflow-runtime/src/main/java/com/squareup/workflow1/TreeSnapshot.kt
index edcd97ac13..864e47c44b 100644
--- a/workflow-runtime/src/main/java/com/squareup/workflow/TreeSnapshot.kt
+++ b/workflow-runtime/src/main/java/com/squareup/workflow1/TreeSnapshot.kt
@@ -13,11 +13,11 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow
+package com.squareup.workflow1
 
-import com.squareup.workflow.TreeSnapshot.Companion.forRootOnly
-import com.squareup.workflow.TreeSnapshot.Companion.parse
-import com.squareup.workflow.internal.WorkflowNodeId
+import com.squareup.workflow1.TreeSnapshot.Companion.forRootOnly
+import com.squareup.workflow1.TreeSnapshot.Companion.parse
+import com.squareup.workflow1.internal.WorkflowNodeId
 import okio.Buffer
 import okio.ByteString
 
diff --git a/workflow-runtime/src/main/java/com/squareup/workflow/WorkflowInterceptor.kt b/workflow-runtime/src/main/java/com/squareup/workflow1/WorkflowInterceptor.kt
similarity index 98%
rename from workflow-runtime/src/main/java/com/squareup/workflow/WorkflowInterceptor.kt
rename to workflow-runtime/src/main/java/com/squareup/workflow1/WorkflowInterceptor.kt
index a6bde4a5a3..35b8555df1 100644
--- a/workflow-runtime/src/main/java/com/squareup/workflow/WorkflowInterceptor.kt
+++ b/workflow-runtime/src/main/java/com/squareup/workflow1/WorkflowInterceptor.kt
@@ -13,9 +13,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow
+package com.squareup.workflow1
 
-import com.squareup.workflow.WorkflowInterceptor.WorkflowSession
+import com.squareup.workflow1.WorkflowInterceptor.WorkflowSession
 import kotlinx.coroutines.CoroutineScope
 
 /**
diff --git a/workflow-runtime/src/main/java/com/squareup/workflow/internal/ActiveStagingList.kt b/workflow-runtime/src/main/java/com/squareup/workflow1/internal/ActiveStagingList.kt
similarity index 96%
rename from workflow-runtime/src/main/java/com/squareup/workflow/internal/ActiveStagingList.kt
rename to workflow-runtime/src/main/java/com/squareup/workflow1/internal/ActiveStagingList.kt
index 57ebe6bbaf..8acd777991 100644
--- a/workflow-runtime/src/main/java/com/squareup/workflow/internal/ActiveStagingList.kt
+++ b/workflow-runtime/src/main/java/com/squareup/workflow1/internal/ActiveStagingList.kt
@@ -13,9 +13,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.internal
+package com.squareup.workflow1.internal
 
-import com.squareup.workflow.internal.InlineLinkedList.InlineListNode
+import com.squareup.workflow1.internal.InlineLinkedList.InlineListNode
 
 /**
  * Switches between two lists and provides certain lookup and swapping operations.
diff --git a/workflow-runtime/src/main/java/com/squareup/workflow/internal/ChainedWorkflowInterceptor.kt b/workflow-runtime/src/main/java/com/squareup/workflow1/internal/ChainedWorkflowInterceptor.kt
similarity index 89%
rename from workflow-runtime/src/main/java/com/squareup/workflow/internal/ChainedWorkflowInterceptor.kt
rename to workflow-runtime/src/main/java/com/squareup/workflow1/internal/ChainedWorkflowInterceptor.kt
index dc10cad31b..6a8d613654 100644
--- a/workflow-runtime/src/main/java/com/squareup/workflow/internal/ChainedWorkflowInterceptor.kt
+++ b/workflow-runtime/src/main/java/com/squareup/workflow1/internal/ChainedWorkflowInterceptor.kt
@@ -13,14 +13,14 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.internal
+package com.squareup.workflow1.internal
 
-import com.squareup.workflow.ExperimentalWorkflowApi
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.WorkflowInterceptor
-import com.squareup.workflow.NoopWorkflowInterceptor
-import com.squareup.workflow.WorkflowInterceptor.WorkflowSession
+import com.squareup.workflow1.ExperimentalWorkflowApi
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.WorkflowInterceptor
+import com.squareup.workflow1.NoopWorkflowInterceptor
+import com.squareup.workflow1.WorkflowInterceptor.WorkflowSession
 import kotlinx.coroutines.CoroutineScope
 
 @OptIn(ExperimentalWorkflowApi::class)
diff --git a/workflow-runtime/src/main/java/com/squareup/workflow/internal/IdCounter.kt b/workflow-runtime/src/main/java/com/squareup/workflow1/internal/IdCounter.kt
similarity index 70%
rename from workflow-runtime/src/main/java/com/squareup/workflow/internal/IdCounter.kt
rename to workflow-runtime/src/main/java/com/squareup/workflow1/internal/IdCounter.kt
index c634ebf8b2..f3eb10be7d 100644
--- a/workflow-runtime/src/main/java/com/squareup/workflow/internal/IdCounter.kt
+++ b/workflow-runtime/src/main/java/com/squareup/workflow1/internal/IdCounter.kt
@@ -1,8 +1,8 @@
-package com.squareup.workflow.internal
+package com.squareup.workflow1.internal
 
 /**
  * Monotonically-increasing counter that produces longs, used to assign
- * [com.squareup.workflow.WorkflowInterceptor.WorkflowSession.sessionId].
+ * [com.squareup.workflow1.WorkflowInterceptor.WorkflowSession.sessionId].
  */
 internal class IdCounter {
   private var nextId = 0L
diff --git a/workflow-runtime/src/main/java/com/squareup/workflow/internal/InlineLinkedList.kt b/workflow-runtime/src/main/java/com/squareup/workflow1/internal/InlineLinkedList.kt
similarity index 96%
rename from workflow-runtime/src/main/java/com/squareup/workflow/internal/InlineLinkedList.kt
rename to workflow-runtime/src/main/java/com/squareup/workflow1/internal/InlineLinkedList.kt
index 24cd9e8060..a94f3dc426 100644
--- a/workflow-runtime/src/main/java/com/squareup/workflow/internal/InlineLinkedList.kt
+++ b/workflow-runtime/src/main/java/com/squareup/workflow1/internal/InlineLinkedList.kt
@@ -13,9 +13,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.internal
+package com.squareup.workflow1.internal
 
-import com.squareup.workflow.internal.InlineLinkedList.InlineListNode
+import com.squareup.workflow1.internal.InlineLinkedList.InlineListNode
 
 /**
  * A simple singly-linked list that uses the list elements themselves to store the links.
diff --git a/workflow-runtime/src/main/java/com/squareup/workflow/internal/RealRenderContext.kt b/workflow-runtime/src/main/java/com/squareup/workflow1/internal/RealRenderContext.kt
similarity index 93%
rename from workflow-runtime/src/main/java/com/squareup/workflow/internal/RealRenderContext.kt
rename to workflow-runtime/src/main/java/com/squareup/workflow1/internal/RealRenderContext.kt
index f0a2e752eb..3a8c3ec693 100644
--- a/workflow-runtime/src/main/java/com/squareup/workflow/internal/RealRenderContext.kt
+++ b/workflow-runtime/src/main/java/com/squareup/workflow1/internal/RealRenderContext.kt
@@ -15,12 +15,12 @@
  */
 @file:Suppress("DEPRECATION")
 
-package com.squareup.workflow.internal
+package com.squareup.workflow1.internal
 
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Sink
-import com.squareup.workflow.Workflow
-import com.squareup.workflow.WorkflowAction
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Sink
+import com.squareup.workflow1.Workflow
+import com.squareup.workflow1.WorkflowAction
 import kotlinx.coroutines.channels.SendChannel
 
 internal class RealRenderContext<out PropsT, StateT, OutputT>(
diff --git a/workflow-runtime/src/main/java/com/squareup/workflow/internal/SideEffectNode.kt b/workflow-runtime/src/main/java/com/squareup/workflow1/internal/SideEffectNode.kt
similarity index 89%
rename from workflow-runtime/src/main/java/com/squareup/workflow/internal/SideEffectNode.kt
rename to workflow-runtime/src/main/java/com/squareup/workflow1/internal/SideEffectNode.kt
index c3c76eaf95..b90a96db09 100644
--- a/workflow-runtime/src/main/java/com/squareup/workflow/internal/SideEffectNode.kt
+++ b/workflow-runtime/src/main/java/com/squareup/workflow1/internal/SideEffectNode.kt
@@ -13,9 +13,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.internal
+package com.squareup.workflow1.internal
 
-import com.squareup.workflow.internal.InlineLinkedList.InlineListNode
+import com.squareup.workflow1.internal.InlineLinkedList.InlineListNode
 import kotlinx.coroutines.Job
 
 /**
diff --git a/workflow-runtime/src/main/java/com/squareup/workflow/internal/SubtreeManager.kt b/workflow-runtime/src/main/java/com/squareup/workflow1/internal/SubtreeManager.kt
similarity index 94%
rename from workflow-runtime/src/main/java/com/squareup/workflow/internal/SubtreeManager.kt
rename to workflow-runtime/src/main/java/com/squareup/workflow1/internal/SubtreeManager.kt
index 5c40328d89..a9cbac1844 100644
--- a/workflow-runtime/src/main/java/com/squareup/workflow/internal/SubtreeManager.kt
+++ b/workflow-runtime/src/main/java/com/squareup/workflow1/internal/SubtreeManager.kt
@@ -13,16 +13,16 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.internal
+package com.squareup.workflow1.internal
 
-import com.squareup.workflow.ExperimentalWorkflowApi
-import com.squareup.workflow.NoopWorkflowInterceptor
-import com.squareup.workflow.TreeSnapshot
-import com.squareup.workflow.Workflow
-import com.squareup.workflow.WorkflowAction
-import com.squareup.workflow.WorkflowInterceptor
-import com.squareup.workflow.WorkflowInterceptor.WorkflowSession
-import com.squareup.workflow.WorkflowOutput
+import com.squareup.workflow1.ExperimentalWorkflowApi
+import com.squareup.workflow1.NoopWorkflowInterceptor
+import com.squareup.workflow1.TreeSnapshot
+import com.squareup.workflow1.Workflow
+import com.squareup.workflow1.WorkflowAction
+import com.squareup.workflow1.WorkflowInterceptor
+import com.squareup.workflow1.WorkflowInterceptor.WorkflowSession
+import com.squareup.workflow1.WorkflowOutput
 import kotlinx.coroutines.selects.SelectBuilder
 import kotlin.coroutines.CoroutineContext
 
diff --git a/workflow-runtime/src/main/java/com/squareup/workflow/internal/Throwables.kt b/workflow-runtime/src/main/java/com/squareup/workflow1/internal/Throwables.kt
similarity index 95%
rename from workflow-runtime/src/main/java/com/squareup/workflow/internal/Throwables.kt
rename to workflow-runtime/src/main/java/com/squareup/workflow1/internal/Throwables.kt
index 85f3ba10ac..3fcafd846d 100644
--- a/workflow-runtime/src/main/java/com/squareup/workflow/internal/Throwables.kt
+++ b/workflow-runtime/src/main/java/com/squareup/workflow1/internal/Throwables.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.internal
+package com.squareup.workflow1.internal
 
 import kotlinx.coroutines.CancellationException
 
diff --git a/workflow-runtime/src/main/java/com/squareup/workflow/internal/WorkflowChildNode.kt b/workflow-runtime/src/main/java/com/squareup/workflow1/internal/WorkflowChildNode.kt
similarity index 91%
rename from workflow-runtime/src/main/java/com/squareup/workflow/internal/WorkflowChildNode.kt
rename to workflow-runtime/src/main/java/com/squareup/workflow1/internal/WorkflowChildNode.kt
index 896fa6e651..0cf33c749d 100644
--- a/workflow-runtime/src/main/java/com/squareup/workflow/internal/WorkflowChildNode.kt
+++ b/workflow-runtime/src/main/java/com/squareup/workflow1/internal/WorkflowChildNode.kt
@@ -13,12 +13,12 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.internal
+package com.squareup.workflow1.internal
 
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.Workflow
-import com.squareup.workflow.WorkflowAction
-import com.squareup.workflow.internal.InlineLinkedList.InlineListNode
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.Workflow
+import com.squareup.workflow1.WorkflowAction
+import com.squareup.workflow1.internal.InlineLinkedList.InlineListNode
 
 /**
  * Representation of a child workflow that has been rendered by another workflow.
diff --git a/workflow-runtime/src/main/java/com/squareup/workflow/internal/WorkflowNode.kt b/workflow-runtime/src/main/java/com/squareup/workflow1/internal/WorkflowNode.kt
similarity index 91%
rename from workflow-runtime/src/main/java/com/squareup/workflow/internal/WorkflowNode.kt
rename to workflow-runtime/src/main/java/com/squareup/workflow1/internal/WorkflowNode.kt
index d7c13e1c89..bdf1e8f438 100644
--- a/workflow-runtime/src/main/java/com/squareup/workflow/internal/WorkflowNode.kt
+++ b/workflow-runtime/src/main/java/com/squareup/workflow1/internal/WorkflowNode.kt
@@ -13,21 +13,21 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.internal
-
-import com.squareup.workflow.ExperimentalWorkflowApi
-import com.squareup.workflow.NoopWorkflowInterceptor
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.TreeSnapshot
-import com.squareup.workflow.Workflow
-import com.squareup.workflow.WorkflowAction
-import com.squareup.workflow.WorkflowIdentifier
-import com.squareup.workflow.WorkflowInterceptor
-import com.squareup.workflow.WorkflowInterceptor.WorkflowSession
-import com.squareup.workflow.WorkflowOutput
-import com.squareup.workflow.applyTo
-import com.squareup.workflow.intercept
-import com.squareup.workflow.internal.RealRenderContext.SideEffectRunner
+package com.squareup.workflow1.internal
+
+import com.squareup.workflow1.ExperimentalWorkflowApi
+import com.squareup.workflow1.NoopWorkflowInterceptor
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.TreeSnapshot
+import com.squareup.workflow1.Workflow
+import com.squareup.workflow1.WorkflowAction
+import com.squareup.workflow1.WorkflowIdentifier
+import com.squareup.workflow1.WorkflowInterceptor
+import com.squareup.workflow1.WorkflowInterceptor.WorkflowSession
+import com.squareup.workflow1.WorkflowOutput
+import com.squareup.workflow1.applyTo
+import com.squareup.workflow1.intercept
+import com.squareup.workflow1.internal.RealRenderContext.SideEffectRunner
 import kotlinx.coroutines.CancellationException
 import kotlinx.coroutines.CoroutineName
 import kotlinx.coroutines.CoroutineScope
@@ -108,7 +108,7 @@ internal class WorkflowNode<PropsT, StateT, OutputT, RenderingT>(
 
   /**
    * Walk the tree of workflows, rendering each one and using
-   * [RenderContext][com.squareup.workflow.RenderContext] to give its children a chance to
+   * [RenderContext][com.squareup.workflow1.RenderContext] to give its children a chance to
    * render themselves and aggregate those child renderings.
    */
   @Suppress("UNCHECKED_CAST")
diff --git a/workflow-runtime/src/main/java/com/squareup/workflow/internal/WorkflowNodeId.kt b/workflow-runtime/src/main/java/com/squareup/workflow1/internal/WorkflowNodeId.kt
similarity index 83%
rename from workflow-runtime/src/main/java/com/squareup/workflow/internal/WorkflowNodeId.kt
rename to workflow-runtime/src/main/java/com/squareup/workflow1/internal/WorkflowNodeId.kt
index deb305553f..9b23d9c546 100644
--- a/workflow-runtime/src/main/java/com/squareup/workflow/internal/WorkflowNodeId.kt
+++ b/workflow-runtime/src/main/java/com/squareup/workflow1/internal/WorkflowNodeId.kt
@@ -13,16 +13,16 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.internal
+package com.squareup.workflow1.internal
 
-import com.squareup.workflow.ExperimentalWorkflowApi
-import com.squareup.workflow.Workflow
-import com.squareup.workflow.WorkflowIdentifier
-import com.squareup.workflow.identifier
-import com.squareup.workflow.readByteStringWithLength
-import com.squareup.workflow.readUtf8WithLength
-import com.squareup.workflow.writeByteStringWithLength
-import com.squareup.workflow.writeUtf8WithLength
+import com.squareup.workflow1.ExperimentalWorkflowApi
+import com.squareup.workflow1.Workflow
+import com.squareup.workflow1.WorkflowIdentifier
+import com.squareup.workflow1.identifier
+import com.squareup.workflow1.readByteStringWithLength
+import com.squareup.workflow1.readUtf8WithLength
+import com.squareup.workflow1.writeByteStringWithLength
+import com.squareup.workflow1.writeUtf8WithLength
 import okio.Buffer
 import okio.ByteString
 
diff --git a/workflow-runtime/src/main/java/com/squareup/workflow/internal/WorkflowRunner.kt b/workflow-runtime/src/main/java/com/squareup/workflow1/internal/WorkflowRunner.kt
similarity index 92%
rename from workflow-runtime/src/main/java/com/squareup/workflow/internal/WorkflowRunner.kt
rename to workflow-runtime/src/main/java/com/squareup/workflow1/internal/WorkflowRunner.kt
index 6c6fb10982..407b3a577f 100644
--- a/workflow-runtime/src/main/java/com/squareup/workflow/internal/WorkflowRunner.kt
+++ b/workflow-runtime/src/main/java/com/squareup/workflow1/internal/WorkflowRunner.kt
@@ -13,14 +13,14 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.internal
+package com.squareup.workflow1.internal
 
-import com.squareup.workflow.ExperimentalWorkflowApi
-import com.squareup.workflow.RenderingAndSnapshot
-import com.squareup.workflow.TreeSnapshot
-import com.squareup.workflow.Workflow
-import com.squareup.workflow.WorkflowInterceptor
-import com.squareup.workflow.WorkflowOutput
+import com.squareup.workflow1.ExperimentalWorkflowApi
+import com.squareup.workflow1.RenderingAndSnapshot
+import com.squareup.workflow1.TreeSnapshot
+import com.squareup.workflow1.Workflow
+import com.squareup.workflow1.WorkflowInterceptor
+import com.squareup.workflow1.WorkflowOutput
 import kotlinx.coroutines.CancellationException
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.ExperimentalCoroutinesApi
diff --git a/workflow-runtime/src/test/java/com/squareup/workflow/RecordingWorkflowInterceptor.kt b/workflow-runtime/src/test/java/com/squareup/workflow1/RecordingWorkflowInterceptor.kt
similarity index 97%
rename from workflow-runtime/src/test/java/com/squareup/workflow/RecordingWorkflowInterceptor.kt
rename to workflow-runtime/src/test/java/com/squareup/workflow1/RecordingWorkflowInterceptor.kt
index f5f6597d26..1c3a367fd9 100644
--- a/workflow-runtime/src/test/java/com/squareup/workflow/RecordingWorkflowInterceptor.kt
+++ b/workflow-runtime/src/test/java/com/squareup/workflow1/RecordingWorkflowInterceptor.kt
@@ -15,7 +15,7 @@
  */
 @file:Suppress("SuspiciousCollectionReassignment")
 
-package com.squareup.workflow
+package com.squareup.workflow1
 
 /**
  * Workflow interceptor that records all received events in a list for testing.
diff --git a/workflow-runtime/src/test/java/com/squareup/workflow/RenderWorkflowInTest.kt b/workflow-runtime/src/test/java/com/squareup/workflow1/RenderWorkflowInTest.kt
similarity index 99%
rename from workflow-runtime/src/test/java/com/squareup/workflow/RenderWorkflowInTest.kt
rename to workflow-runtime/src/test/java/com/squareup/workflow1/RenderWorkflowInTest.kt
index 5c08b2f344..93a83c776f 100644
--- a/workflow-runtime/src/test/java/com/squareup/workflow/RenderWorkflowInTest.kt
+++ b/workflow-runtime/src/test/java/com/squareup/workflow1/RenderWorkflowInTest.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow
+package com.squareup.workflow1
 
 import kotlinx.coroutines.CancellationException
 import kotlinx.coroutines.CompletableDeferred
diff --git a/workflow-runtime/src/test/java/com/squareup/workflow/TreeSnapshotTest.kt b/workflow-runtime/src/test/java/com/squareup/workflow1/TreeSnapshotTest.kt
similarity index 96%
rename from workflow-runtime/src/test/java/com/squareup/workflow/TreeSnapshotTest.kt
rename to workflow-runtime/src/test/java/com/squareup/workflow1/TreeSnapshotTest.kt
index 386ee25b10..6a24bfe0b0 100644
--- a/workflow-runtime/src/test/java/com/squareup/workflow/TreeSnapshotTest.kt
+++ b/workflow-runtime/src/test/java/com/squareup/workflow1/TreeSnapshotTest.kt
@@ -13,11 +13,11 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow
+package com.squareup.workflow1
 
-import com.squareup.workflow.Snapshot.Companion.of
-import com.squareup.workflow.internal.WorkflowNodeId
-import com.squareup.workflow.internal.id
+import com.squareup.workflow1.Snapshot.Companion.of
+import com.squareup.workflow1.internal.WorkflowNodeId
+import com.squareup.workflow1.internal.id
 import okio.ByteString
 import org.junit.Test
 import kotlin.reflect.typeOf
diff --git a/workflow-runtime/src/test/java/com/squareup/workflow/WorkflowInterceptorTest.kt b/workflow-runtime/src/test/java/com/squareup/workflow1/WorkflowInterceptorTest.kt
similarity index 97%
rename from workflow-runtime/src/test/java/com/squareup/workflow/WorkflowInterceptorTest.kt
rename to workflow-runtime/src/test/java/com/squareup/workflow1/WorkflowInterceptorTest.kt
index f1f10caa6b..60cdf089ca 100644
--- a/workflow-runtime/src/test/java/com/squareup/workflow/WorkflowInterceptorTest.kt
+++ b/workflow-runtime/src/test/java/com/squareup/workflow1/WorkflowInterceptorTest.kt
@@ -15,9 +15,9 @@
  */
 @file:Suppress("OverridingDeprecatedMember")
 
-package com.squareup.workflow
+package com.squareup.workflow1
 
-import com.squareup.workflow.WorkflowInterceptor.WorkflowSession
+import com.squareup.workflow1.WorkflowInterceptor.WorkflowSession
 import kotlin.test.Test
 import kotlin.test.assertEquals
 import kotlin.test.assertSame
diff --git a/workflow-runtime/src/test/java/com/squareup/workflow/WorkflowOperatorsTest.kt b/workflow-runtime/src/test/java/com/squareup/workflow1/WorkflowOperatorsTest.kt
similarity index 99%
rename from workflow-runtime/src/test/java/com/squareup/workflow/WorkflowOperatorsTest.kt
rename to workflow-runtime/src/test/java/com/squareup/workflow1/WorkflowOperatorsTest.kt
index a417b8e481..2ac81ed670 100644
--- a/workflow-runtime/src/test/java/com/squareup/workflow/WorkflowOperatorsTest.kt
+++ b/workflow-runtime/src/test/java/com/squareup/workflow1/WorkflowOperatorsTest.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow
+package com.squareup.workflow1
 
 import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.FlowPreview
diff --git a/workflow-runtime/src/test/java/com/squareup/workflow/internal/ActiveStagingListTest.kt b/workflow-runtime/src/test/java/com/squareup/workflow1/internal/ActiveStagingListTest.kt
similarity index 96%
rename from workflow-runtime/src/test/java/com/squareup/workflow/internal/ActiveStagingListTest.kt
rename to workflow-runtime/src/test/java/com/squareup/workflow1/internal/ActiveStagingListTest.kt
index 9934321e78..282345526a 100644
--- a/workflow-runtime/src/test/java/com/squareup/workflow/internal/ActiveStagingListTest.kt
+++ b/workflow-runtime/src/test/java/com/squareup/workflow1/internal/ActiveStagingListTest.kt
@@ -13,9 +13,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.internal
+package com.squareup.workflow1.internal
 
-import com.squareup.workflow.internal.InlineLinkedList.InlineListNode
+import com.squareup.workflow1.internal.InlineLinkedList.InlineListNode
 import kotlin.test.Test
 import kotlin.test.assertEquals
 import kotlin.test.fail
diff --git a/workflow-runtime/src/test/java/com/squareup/workflow/internal/ChainedWorkflowInterceptorTest.kt b/workflow-runtime/src/test/java/com/squareup/workflow1/internal/ChainedWorkflowInterceptorTest.kt
similarity index 93%
rename from workflow-runtime/src/test/java/com/squareup/workflow/internal/ChainedWorkflowInterceptorTest.kt
rename to workflow-runtime/src/test/java/com/squareup/workflow1/internal/ChainedWorkflowInterceptorTest.kt
index 0ece908d1b..542a7c93de 100644
--- a/workflow-runtime/src/test/java/com/squareup/workflow/internal/ChainedWorkflowInterceptorTest.kt
+++ b/workflow-runtime/src/test/java/com/squareup/workflow1/internal/ChainedWorkflowInterceptorTest.kt
@@ -15,21 +15,21 @@
  */
 @file:Suppress("UNCHECKED_CAST")
 
-package com.squareup.workflow.internal
+package com.squareup.workflow1.internal
 
-import com.squareup.workflow.ExperimentalWorkflowApi
-import com.squareup.workflow.NoopWorkflowInterceptor
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Sink
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.Workflow
-import com.squareup.workflow.WorkflowAction
-import com.squareup.workflow.WorkflowIdentifier
-import com.squareup.workflow.WorkflowInterceptor
-import com.squareup.workflow.WorkflowInterceptor.WorkflowSession
-import com.squareup.workflow.identifier
-import com.squareup.workflow.parse
-import com.squareup.workflow.rendering
+import com.squareup.workflow1.ExperimentalWorkflowApi
+import com.squareup.workflow1.NoopWorkflowInterceptor
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Sink
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.Workflow
+import com.squareup.workflow1.WorkflowAction
+import com.squareup.workflow1.WorkflowIdentifier
+import com.squareup.workflow1.WorkflowInterceptor
+import com.squareup.workflow1.WorkflowInterceptor.WorkflowSession
+import com.squareup.workflow1.identifier
+import com.squareup.workflow1.parse
+import com.squareup.workflow1.rendering
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.Job
diff --git a/workflow-runtime/src/test/java/com/squareup/workflow/internal/InlineLinkedListTest.kt b/workflow-runtime/src/test/java/com/squareup/workflow1/internal/InlineLinkedListTest.kt
similarity index 98%
rename from workflow-runtime/src/test/java/com/squareup/workflow/internal/InlineLinkedListTest.kt
rename to workflow-runtime/src/test/java/com/squareup/workflow1/internal/InlineLinkedListTest.kt
index 963c4abc71..8c231bf466 100644
--- a/workflow-runtime/src/test/java/com/squareup/workflow/internal/InlineLinkedListTest.kt
+++ b/workflow-runtime/src/test/java/com/squareup/workflow1/internal/InlineLinkedListTest.kt
@@ -13,9 +13,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.internal
+package com.squareup.workflow1.internal
 
-import com.squareup.workflow.internal.InlineLinkedList.InlineListNode
+import com.squareup.workflow1.internal.InlineLinkedList.InlineListNode
 import kotlin.test.Test
 import kotlin.test.assertEquals
 import kotlin.test.assertNull
diff --git a/workflow-runtime/src/test/java/com/squareup/workflow/internal/RealRenderContextTest.kt b/workflow-runtime/src/test/java/com/squareup/workflow1/internal/RealRenderContextTest.kt
similarity index 89%
rename from workflow-runtime/src/test/java/com/squareup/workflow/internal/RealRenderContextTest.kt
rename to workflow-runtime/src/test/java/com/squareup/workflow1/internal/RealRenderContextTest.kt
index 3f1c10043d..353e9fa369 100644
--- a/workflow-runtime/src/test/java/com/squareup/workflow/internal/RealRenderContextTest.kt
+++ b/workflow-runtime/src/test/java/com/squareup/workflow1/internal/RealRenderContextTest.kt
@@ -15,25 +15,25 @@
  */
 @file:Suppress("EXPERIMENTAL_API_USAGE", "OverridingDeprecatedMember")
 
-package com.squareup.workflow.internal
-
-import com.squareup.workflow.ExperimentalWorkflowApi
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Sink
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.Workflow
-import com.squareup.workflow.WorkflowAction
-import com.squareup.workflow.WorkflowAction.Companion.noAction
-import com.squareup.workflow.WorkflowAction.Updater
-import com.squareup.workflow.action
-import com.squareup.workflow.applyTo
-import com.squareup.workflow.internal.RealRenderContext.Renderer
-import com.squareup.workflow.internal.RealRenderContext.SideEffectRunner
-import com.squareup.workflow.internal.RealRenderContextTest.TestRenderer.Rendering
-import com.squareup.workflow.makeEventSink
-import com.squareup.workflow.renderChild
-import com.squareup.workflow.stateless
+package com.squareup.workflow1.internal
+
+import com.squareup.workflow1.ExperimentalWorkflowApi
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Sink
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.Workflow
+import com.squareup.workflow1.WorkflowAction
+import com.squareup.workflow1.WorkflowAction.Companion.noAction
+import com.squareup.workflow1.WorkflowAction.Updater
+import com.squareup.workflow1.action
+import com.squareup.workflow1.applyTo
+import com.squareup.workflow1.internal.RealRenderContext.Renderer
+import com.squareup.workflow1.internal.RealRenderContext.SideEffectRunner
+import com.squareup.workflow1.internal.RealRenderContextTest.TestRenderer.Rendering
+import com.squareup.workflow1.makeEventSink
+import com.squareup.workflow1.renderChild
+import com.squareup.workflow1.stateless
 import kotlinx.coroutines.channels.Channel
 import kotlinx.coroutines.channels.Channel.Factory.UNLIMITED
 import kotlin.test.Test
diff --git a/workflow-runtime/src/test/java/com/squareup/workflow/internal/SubtreeManagerTest.kt b/workflow-runtime/src/test/java/com/squareup/workflow1/internal/SubtreeManagerTest.kt
similarity index 93%
rename from workflow-runtime/src/test/java/com/squareup/workflow/internal/SubtreeManagerTest.kt
rename to workflow-runtime/src/test/java/com/squareup/workflow1/internal/SubtreeManagerTest.kt
index abf6a66f77..e2b36f2e1d 100644
--- a/workflow-runtime/src/test/java/com/squareup/workflow/internal/SubtreeManagerTest.kt
+++ b/workflow-runtime/src/test/java/com/squareup/workflow1/internal/SubtreeManagerTest.kt
@@ -15,19 +15,19 @@
  */
 @file:Suppress("EXPERIMENTAL_API_USAGE")
 
-package com.squareup.workflow.internal
-
-import com.squareup.workflow.ExperimentalWorkflowApi
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Sink
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.WorkflowAction
-import com.squareup.workflow.WorkflowOutput
-import com.squareup.workflow.action
-import com.squareup.workflow.applyTo
-import com.squareup.workflow.internal.SubtreeManagerTest.TestWorkflow.Rendering
-import com.squareup.workflow.makeEventSink
+package com.squareup.workflow1.internal
+
+import com.squareup.workflow1.ExperimentalWorkflowApi
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Sink
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.WorkflowAction
+import com.squareup.workflow1.WorkflowOutput
+import com.squareup.workflow1.action
+import com.squareup.workflow1.applyTo
+import com.squareup.workflow1.internal.SubtreeManagerTest.TestWorkflow.Rendering
+import com.squareup.workflow1.makeEventSink
 import kotlinx.coroutines.Dispatchers.Unconfined
 import kotlinx.coroutines.async
 import kotlinx.coroutines.runBlocking
diff --git a/workflow-runtime/src/test/java/com/squareup/workflow/internal/WorkflowNodeTest.kt b/workflow-runtime/src/test/java/com/squareup/workflow1/internal/WorkflowNodeTest.kt
similarity index 97%
rename from workflow-runtime/src/test/java/com/squareup/workflow/internal/WorkflowNodeTest.kt
rename to workflow-runtime/src/test/java/com/squareup/workflow1/internal/WorkflowNodeTest.kt
index ae54fd1790..ef9844bf46 100644
--- a/workflow-runtime/src/test/java/com/squareup/workflow/internal/WorkflowNodeTest.kt
+++ b/workflow-runtime/src/test/java/com/squareup/workflow1/internal/WorkflowNodeTest.kt
@@ -15,33 +15,33 @@
  */
 @file:Suppress("EXPERIMENTAL_API_USAGE", "DEPRECATION")
 
-package com.squareup.workflow.internal
-
-import com.squareup.workflow.ExperimentalWorkflowApi
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Sink
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.TreeSnapshot
-import com.squareup.workflow.Workflow
-import com.squareup.workflow.WorkflowAction
-import com.squareup.workflow.WorkflowAction.Companion.emitOutput
-import com.squareup.workflow.WorkflowAction.Updater
-import com.squareup.workflow.WorkflowIdentifier
-import com.squareup.workflow.WorkflowInterceptor
-import com.squareup.workflow.WorkflowInterceptor.WorkflowSession
-import com.squareup.workflow.WorkflowOutput
-import com.squareup.workflow.action
-import com.squareup.workflow.contraMap
-import com.squareup.workflow.identifier
-import com.squareup.workflow.makeEventSink
-import com.squareup.workflow.parse
-import com.squareup.workflow.readUtf8WithLength
-import com.squareup.workflow.renderChild
-import com.squareup.workflow.rendering
-import com.squareup.workflow.stateful
-import com.squareup.workflow.stateless
-import com.squareup.workflow.writeUtf8WithLength
+package com.squareup.workflow1.internal
+
+import com.squareup.workflow1.ExperimentalWorkflowApi
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Sink
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.TreeSnapshot
+import com.squareup.workflow1.Workflow
+import com.squareup.workflow1.WorkflowAction
+import com.squareup.workflow1.WorkflowAction.Companion.emitOutput
+import com.squareup.workflow1.WorkflowAction.Updater
+import com.squareup.workflow1.WorkflowIdentifier
+import com.squareup.workflow1.WorkflowInterceptor
+import com.squareup.workflow1.WorkflowInterceptor.WorkflowSession
+import com.squareup.workflow1.WorkflowOutput
+import com.squareup.workflow1.action
+import com.squareup.workflow1.contraMap
+import com.squareup.workflow1.identifier
+import com.squareup.workflow1.makeEventSink
+import com.squareup.workflow1.parse
+import com.squareup.workflow1.readUtf8WithLength
+import com.squareup.workflow1.renderChild
+import com.squareup.workflow1.rendering
+import com.squareup.workflow1.stateful
+import com.squareup.workflow1.stateless
+import com.squareup.workflow1.writeUtf8WithLength
 import kotlinx.coroutines.CancellationException
 import kotlinx.coroutines.CoroutineName
 import kotlinx.coroutines.CoroutineScope
diff --git a/workflow-runtime/src/test/java/com/squareup/workflow/internal/WorkflowRunnerTest.kt b/workflow-runtime/src/test/java/com/squareup/workflow1/internal/WorkflowRunnerTest.kt
similarity index 95%
rename from workflow-runtime/src/test/java/com/squareup/workflow/internal/WorkflowRunnerTest.kt
rename to workflow-runtime/src/test/java/com/squareup/workflow1/internal/WorkflowRunnerTest.kt
index 63653f3a99..2995c23a10 100644
--- a/workflow-runtime/src/test/java/com/squareup/workflow/internal/WorkflowRunnerTest.kt
+++ b/workflow-runtime/src/test/java/com/squareup/workflow1/internal/WorkflowRunnerTest.kt
@@ -13,17 +13,17 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.internal
-
-import com.squareup.workflow.ExperimentalWorkflowApi
-import com.squareup.workflow.NoopWorkflowInterceptor
-import com.squareup.workflow.TreeSnapshot
-import com.squareup.workflow.Worker
-import com.squareup.workflow.Workflow
-import com.squareup.workflow.action
-import com.squareup.workflow.runningWorker
-import com.squareup.workflow.stateful
-import com.squareup.workflow.stateless
+package com.squareup.workflow1.internal
+
+import com.squareup.workflow1.ExperimentalWorkflowApi
+import com.squareup.workflow1.NoopWorkflowInterceptor
+import com.squareup.workflow1.TreeSnapshot
+import com.squareup.workflow1.Worker
+import com.squareup.workflow1.Workflow
+import com.squareup.workflow1.action
+import com.squareup.workflow1.runningWorker
+import com.squareup.workflow1.stateful
+import com.squareup.workflow1.stateless
 import kotlinx.coroutines.CancellationException
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.ExperimentalCoroutinesApi
diff --git a/workflow-rx2/api/workflow-rx2.api b/workflow-rx2/api/workflow-rx2.api
index b31548ce88..5bc5774514 100644
--- a/workflow-rx2/api/workflow-rx2.api
+++ b/workflow-rx2/api/workflow-rx2.api
@@ -1,11 +1,11 @@
-public abstract class com/squareup/workflow/rx2/PublisherWorker : com/squareup/workflow/Worker {
+public abstract class com/squareup/workflow1/rx2/PublisherWorker : com/squareup/workflow1/Worker {
 	public fun <init> ()V
-	public fun doesSameWorkAs (Lcom/squareup/workflow/Worker;)Z
+	public fun doesSameWorkAs (Lcom/squareup/workflow1/Worker;)Z
 	public final fun run ()Lkotlinx/coroutines/flow/Flow;
 	public abstract fun runPublisher ()Lorg/reactivestreams/Publisher;
 }
 
-public final class com/squareup/workflow/rx2/RxWorkersKt {
-	public static final fun asWorker (Lio/reactivex/Completable;)Lcom/squareup/workflow/Worker;
+public final class com/squareup/workflow1/rx2/RxWorkersKt {
+	public static final fun asWorker (Lio/reactivex/Completable;)Lcom/squareup/workflow1/Worker;
 }
 
diff --git a/workflow-rx2/src/main/java/com/squareup/workflow/rx2/PublisherWorker.kt b/workflow-rx2/src/main/java/com/squareup/workflow1/rx2/PublisherWorker.kt
similarity index 91%
rename from workflow-rx2/src/main/java/com/squareup/workflow/rx2/PublisherWorker.kt
rename to workflow-rx2/src/main/java/com/squareup/workflow1/rx2/PublisherWorker.kt
index a72d69ad1c..bad6a30763 100644
--- a/workflow-rx2/src/main/java/com/squareup/workflow/rx2/PublisherWorker.kt
+++ b/workflow-rx2/src/main/java/com/squareup/workflow1/rx2/PublisherWorker.kt
@@ -1,7 +1,7 @@
-package com.squareup.workflow.rx2
+package com.squareup.workflow1.rx2
 
-import com.squareup.workflow.Worker
-import com.squareup.workflow.Workflow
+import com.squareup.workflow1.Worker
+import com.squareup.workflow1.Workflow
 import io.reactivex.Flowable
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.reactive.asFlow
diff --git a/workflow-rx2/src/main/java/com/squareup/workflow/rx2/RxWorkers.kt b/workflow-rx2/src/main/java/com/squareup/workflow1/rx2/RxWorkers.kt
similarity index 96%
rename from workflow-rx2/src/main/java/com/squareup/workflow/rx2/RxWorkers.kt
rename to workflow-rx2/src/main/java/com/squareup/workflow1/rx2/RxWorkers.kt
index d7bf118dd9..b197fa4675 100644
--- a/workflow-rx2/src/main/java/com/squareup/workflow/rx2/RxWorkers.kt
+++ b/workflow-rx2/src/main/java/com/squareup/workflow1/rx2/RxWorkers.kt
@@ -13,10 +13,10 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.rx2
+package com.squareup.workflow1.rx2
 
-import com.squareup.workflow.Worker
-import com.squareup.workflow.asWorker
+import com.squareup.workflow1.Worker
+import com.squareup.workflow1.asWorker
 import io.reactivex.BackpressureStrategy.BUFFER
 import io.reactivex.Completable
 import io.reactivex.Flowable
diff --git a/workflow-rx2/src/test/java/com/squareup/workflow/rx2/PublisherWorkerTest.kt b/workflow-rx2/src/test/java/com/squareup/workflow1/rx2/PublisherWorkerTest.kt
similarity index 84%
rename from workflow-rx2/src/test/java/com/squareup/workflow/rx2/PublisherWorkerTest.kt
rename to workflow-rx2/src/test/java/com/squareup/workflow1/rx2/PublisherWorkerTest.kt
index db45760861..81771682f6 100644
--- a/workflow-rx2/src/test/java/com/squareup/workflow/rx2/PublisherWorkerTest.kt
+++ b/workflow-rx2/src/test/java/com/squareup/workflow1/rx2/PublisherWorkerTest.kt
@@ -13,14 +13,14 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.rx2
+package com.squareup.workflow1.rx2
 
-import com.squareup.workflow.Worker
-import com.squareup.workflow.Workflow
-import com.squareup.workflow.action
-import com.squareup.workflow.runningWorker
-import com.squareup.workflow.stateless
-import com.squareup.workflow.testing.launchForTestingFromStartWith
+import com.squareup.workflow1.Worker
+import com.squareup.workflow1.Workflow
+import com.squareup.workflow1.action
+import com.squareup.workflow1.runningWorker
+import com.squareup.workflow1.stateless
+import com.squareup.workflow1.testing.launchForTestingFromStartWith
 import io.reactivex.BackpressureStrategy.BUFFER
 import io.reactivex.subjects.PublishSubject
 import org.reactivestreams.Publisher
diff --git a/workflow-rx2/src/test/java/com/squareup/workflow/rx2/RxWorkersTest.kt b/workflow-rx2/src/test/java/com/squareup/workflow1/rx2/RxWorkersTest.kt
similarity index 99%
rename from workflow-rx2/src/test/java/com/squareup/workflow/rx2/RxWorkersTest.kt
rename to workflow-rx2/src/test/java/com/squareup/workflow1/rx2/RxWorkersTest.kt
index 4075fe57a8..eb0c65b5a5 100644
--- a/workflow-rx2/src/test/java/com/squareup/workflow/rx2/RxWorkersTest.kt
+++ b/workflow-rx2/src/test/java/com/squareup/workflow1/rx2/RxWorkersTest.kt
@@ -13,9 +13,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.rx2
+package com.squareup.workflow1.rx2
 
-import com.squareup.workflow.testing.test
+import com.squareup.workflow1.testing.test
 import io.reactivex.BackpressureStrategy.MISSING
 import io.reactivex.Flowable
 import io.reactivex.Maybe
diff --git a/workflow-testing/api/workflow-testing.api b/workflow-testing/api/workflow-testing.api
index 9e34b972fe..be7eefe621 100644
--- a/workflow-testing/api/workflow-testing.api
+++ b/workflow-testing/api/workflow-testing.api
@@ -1,85 +1,85 @@
-public final class com/squareup/workflow/testing/RenderIdempotencyChecker : com/squareup/workflow/WorkflowInterceptor {
-	public static final field INSTANCE Lcom/squareup/workflow/testing/RenderIdempotencyChecker;
-	public fun onInitialState (Ljava/lang/Object;Lcom/squareup/workflow/Snapshot;Lkotlin/jvm/functions/Function2;Lcom/squareup/workflow/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
-	public fun onPropsChanged (Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;Lkotlin/jvm/functions/Function3;Lcom/squareup/workflow/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
-	public fun onRender (Ljava/lang/Object;Ljava/lang/Object;Lcom/squareup/workflow/RenderContext;Lkotlin/jvm/functions/Function3;Lcom/squareup/workflow/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
-	public fun onSessionStarted (Lkotlinx/coroutines/CoroutineScope;Lcom/squareup/workflow/WorkflowInterceptor$WorkflowSession;)V
-	public fun onSnapshotState (Ljava/lang/Object;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow/WorkflowInterceptor$WorkflowSession;)Lcom/squareup/workflow/Snapshot;
+public final class com/squareup/workflow1/testing/RenderIdempotencyChecker : com/squareup/workflow1/WorkflowInterceptor {
+	public static final field INSTANCE Lcom/squareup/workflow1/testing/RenderIdempotencyChecker;
+	public fun onInitialState (Ljava/lang/Object;Lcom/squareup/workflow1/Snapshot;Lkotlin/jvm/functions/Function2;Lcom/squareup/workflow1/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
+	public fun onPropsChanged (Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;Lkotlin/jvm/functions/Function3;Lcom/squareup/workflow1/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
+	public fun onRender (Ljava/lang/Object;Ljava/lang/Object;Lcom/squareup/workflow1/RenderContext;Lkotlin/jvm/functions/Function3;Lcom/squareup/workflow1/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
+	public fun onSessionStarted (Lkotlinx/coroutines/CoroutineScope;Lcom/squareup/workflow1/WorkflowInterceptor$WorkflowSession;)V
+	public fun onSnapshotState (Ljava/lang/Object;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow1/WorkflowInterceptor$WorkflowSession;)Lcom/squareup/workflow1/Snapshot;
 }
 
-public abstract interface class com/squareup/workflow/testing/RenderTestResult {
+public abstract interface class com/squareup/workflow1/testing/RenderTestResult {
 	public abstract fun verifyAction (Lkotlin/jvm/functions/Function1;)V
 	public abstract fun verifyActionResult (Lkotlin/jvm/functions/Function2;)V
 }
 
-public abstract interface class com/squareup/workflow/testing/RenderTester {
-	public abstract fun expectSideEffect (Ljava/lang/String;ZLkotlin/jvm/functions/Function1;)Lcom/squareup/workflow/testing/RenderTester;
-	public abstract fun expectWorkflow (Lcom/squareup/workflow/WorkflowIdentifier;Ljava/lang/Object;Ljava/lang/String;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow/WorkflowOutput;Ljava/lang/String;)Lcom/squareup/workflow/testing/RenderTester;
-	public abstract fun expectWorkflow (Ljava/lang/String;ZLkotlin/jvm/functions/Function1;)Lcom/squareup/workflow/testing/RenderTester;
-	public abstract fun expectWorkflow (Lkotlin/reflect/KClass;Ljava/lang/Object;Ljava/lang/String;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow/WorkflowOutput;Ljava/lang/String;)Lcom/squareup/workflow/testing/RenderTester;
-	public abstract fun render (Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow/testing/RenderTestResult;
+public abstract interface class com/squareup/workflow1/testing/RenderTester {
+	public abstract fun expectSideEffect (Ljava/lang/String;ZLkotlin/jvm/functions/Function1;)Lcom/squareup/workflow1/testing/RenderTester;
+	public abstract fun expectWorkflow (Lcom/squareup/workflow1/WorkflowIdentifier;Ljava/lang/Object;Ljava/lang/String;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow1/WorkflowOutput;Ljava/lang/String;)Lcom/squareup/workflow1/testing/RenderTester;
+	public abstract fun expectWorkflow (Ljava/lang/String;ZLkotlin/jvm/functions/Function1;)Lcom/squareup/workflow1/testing/RenderTester;
+	public abstract fun expectWorkflow (Lkotlin/reflect/KClass;Ljava/lang/Object;Ljava/lang/String;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow1/WorkflowOutput;Ljava/lang/String;)Lcom/squareup/workflow1/testing/RenderTester;
+	public abstract fun render (Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow1/testing/RenderTestResult;
 }
 
-public abstract class com/squareup/workflow/testing/RenderTester$ChildWorkflowMatch {
+public abstract class com/squareup/workflow1/testing/RenderTester$ChildWorkflowMatch {
 }
 
-public final class com/squareup/workflow/testing/RenderTester$ChildWorkflowMatch$Matched : com/squareup/workflow/testing/RenderTester$ChildWorkflowMatch {
-	public fun <init> (Ljava/lang/Object;Lcom/squareup/workflow/WorkflowOutput;)V
-	public synthetic fun <init> (Ljava/lang/Object;Lcom/squareup/workflow/WorkflowOutput;ILkotlin/jvm/internal/DefaultConstructorMarker;)V
+public final class com/squareup/workflow1/testing/RenderTester$ChildWorkflowMatch$Matched : com/squareup/workflow1/testing/RenderTester$ChildWorkflowMatch {
+	public fun <init> (Ljava/lang/Object;Lcom/squareup/workflow1/WorkflowOutput;)V
+	public synthetic fun <init> (Ljava/lang/Object;Lcom/squareup/workflow1/WorkflowOutput;ILkotlin/jvm/internal/DefaultConstructorMarker;)V
 	public final fun getChildRendering ()Ljava/lang/Object;
-	public final fun getOutput ()Lcom/squareup/workflow/WorkflowOutput;
+	public final fun getOutput ()Lcom/squareup/workflow1/WorkflowOutput;
 }
 
-public final class com/squareup/workflow/testing/RenderTester$ChildWorkflowMatch$NotMatched : com/squareup/workflow/testing/RenderTester$ChildWorkflowMatch {
-	public static final field INSTANCE Lcom/squareup/workflow/testing/RenderTester$ChildWorkflowMatch$NotMatched;
+public final class com/squareup/workflow1/testing/RenderTester$ChildWorkflowMatch$NotMatched : com/squareup/workflow1/testing/RenderTester$ChildWorkflowMatch {
+	public static final field INSTANCE Lcom/squareup/workflow1/testing/RenderTester$ChildWorkflowMatch$NotMatched;
 }
 
-public final class com/squareup/workflow/testing/RenderTester$DefaultImpls {
-	public static synthetic fun expectSideEffect$default (Lcom/squareup/workflow/testing/RenderTester;Ljava/lang/String;ZLkotlin/jvm/functions/Function1;ILjava/lang/Object;)Lcom/squareup/workflow/testing/RenderTester;
-	public static fun expectWorkflow (Lcom/squareup/workflow/testing/RenderTester;Lcom/squareup/workflow/WorkflowIdentifier;Ljava/lang/Object;Ljava/lang/String;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow/WorkflowOutput;Ljava/lang/String;)Lcom/squareup/workflow/testing/RenderTester;
-	public static fun expectWorkflow (Lcom/squareup/workflow/testing/RenderTester;Lkotlin/reflect/KClass;Ljava/lang/Object;Ljava/lang/String;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow/WorkflowOutput;Ljava/lang/String;)Lcom/squareup/workflow/testing/RenderTester;
-	public static synthetic fun expectWorkflow$default (Lcom/squareup/workflow/testing/RenderTester;Lcom/squareup/workflow/WorkflowIdentifier;Ljava/lang/Object;Ljava/lang/String;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow/WorkflowOutput;Ljava/lang/String;ILjava/lang/Object;)Lcom/squareup/workflow/testing/RenderTester;
-	public static synthetic fun expectWorkflow$default (Lcom/squareup/workflow/testing/RenderTester;Ljava/lang/String;ZLkotlin/jvm/functions/Function1;ILjava/lang/Object;)Lcom/squareup/workflow/testing/RenderTester;
-	public static synthetic fun expectWorkflow$default (Lcom/squareup/workflow/testing/RenderTester;Lkotlin/reflect/KClass;Ljava/lang/Object;Ljava/lang/String;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow/WorkflowOutput;Ljava/lang/String;ILjava/lang/Object;)Lcom/squareup/workflow/testing/RenderTester;
-	public static synthetic fun render$default (Lcom/squareup/workflow/testing/RenderTester;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Lcom/squareup/workflow/testing/RenderTestResult;
+public final class com/squareup/workflow1/testing/RenderTester$DefaultImpls {
+	public static synthetic fun expectSideEffect$default (Lcom/squareup/workflow1/testing/RenderTester;Ljava/lang/String;ZLkotlin/jvm/functions/Function1;ILjava/lang/Object;)Lcom/squareup/workflow1/testing/RenderTester;
+	public static fun expectWorkflow (Lcom/squareup/workflow1/testing/RenderTester;Lcom/squareup/workflow1/WorkflowIdentifier;Ljava/lang/Object;Ljava/lang/String;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow1/WorkflowOutput;Ljava/lang/String;)Lcom/squareup/workflow1/testing/RenderTester;
+	public static fun expectWorkflow (Lcom/squareup/workflow1/testing/RenderTester;Lkotlin/reflect/KClass;Ljava/lang/Object;Ljava/lang/String;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow1/WorkflowOutput;Ljava/lang/String;)Lcom/squareup/workflow1/testing/RenderTester;
+	public static synthetic fun expectWorkflow$default (Lcom/squareup/workflow1/testing/RenderTester;Lcom/squareup/workflow1/WorkflowIdentifier;Ljava/lang/Object;Ljava/lang/String;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow1/WorkflowOutput;Ljava/lang/String;ILjava/lang/Object;)Lcom/squareup/workflow1/testing/RenderTester;
+	public static synthetic fun expectWorkflow$default (Lcom/squareup/workflow1/testing/RenderTester;Ljava/lang/String;ZLkotlin/jvm/functions/Function1;ILjava/lang/Object;)Lcom/squareup/workflow1/testing/RenderTester;
+	public static synthetic fun expectWorkflow$default (Lcom/squareup/workflow1/testing/RenderTester;Lkotlin/reflect/KClass;Ljava/lang/Object;Ljava/lang/String;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow1/WorkflowOutput;Ljava/lang/String;ILjava/lang/Object;)Lcom/squareup/workflow1/testing/RenderTester;
+	public static synthetic fun render$default (Lcom/squareup/workflow1/testing/RenderTester;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Lcom/squareup/workflow1/testing/RenderTestResult;
 }
 
-public final class com/squareup/workflow/testing/RenderTester$RenderChildInvocation {
-	public fun <init> (Lcom/squareup/workflow/Workflow;Ljava/lang/Object;Lkotlin/reflect/KTypeProjection;Lkotlin/reflect/KTypeProjection;Ljava/lang/String;)V
+public final class com/squareup/workflow1/testing/RenderTester$RenderChildInvocation {
+	public fun <init> (Lcom/squareup/workflow1/Workflow;Ljava/lang/Object;Lkotlin/reflect/KTypeProjection;Lkotlin/reflect/KTypeProjection;Ljava/lang/String;)V
 	public final fun getOutputType ()Lkotlin/reflect/KTypeProjection;
 	public final fun getProps ()Ljava/lang/Object;
 	public final fun getRenderKey ()Ljava/lang/String;
 	public final fun getRenderingType ()Lkotlin/reflect/KTypeProjection;
-	public final fun getWorkflow ()Lcom/squareup/workflow/Workflow;
+	public final fun getWorkflow ()Lcom/squareup/workflow1/Workflow;
 }
 
-public final class com/squareup/workflow/testing/RenderTesterKt {
-	public static final fun expectSideEffect (Lcom/squareup/workflow/testing/RenderTester;Ljava/lang/String;)Lcom/squareup/workflow/testing/RenderTester;
-	public static final fun renderTester (Lcom/squareup/workflow/StatefulWorkflow;Ljava/lang/Object;Ljava/lang/Object;)Lcom/squareup/workflow/testing/RenderTester;
-	public static final fun renderTester (Lcom/squareup/workflow/Workflow;Ljava/lang/Object;)Lcom/squareup/workflow/testing/RenderTester;
-	public static final fun testRender (Lcom/squareup/workflow/StatefulWorkflow;Ljava/lang/Object;Ljava/lang/Object;)Lcom/squareup/workflow/testing/RenderTester;
-	public static final fun testRender (Lcom/squareup/workflow/Workflow;Ljava/lang/Object;)Lcom/squareup/workflow/testing/RenderTester;
+public final class com/squareup/workflow1/testing/RenderTesterKt {
+	public static final fun expectSideEffect (Lcom/squareup/workflow1/testing/RenderTester;Ljava/lang/String;)Lcom/squareup/workflow1/testing/RenderTester;
+	public static final fun renderTester (Lcom/squareup/workflow1/StatefulWorkflow;Ljava/lang/Object;Ljava/lang/Object;)Lcom/squareup/workflow1/testing/RenderTester;
+	public static final fun renderTester (Lcom/squareup/workflow1/Workflow;Ljava/lang/Object;)Lcom/squareup/workflow1/testing/RenderTester;
+	public static final fun testRender (Lcom/squareup/workflow1/StatefulWorkflow;Ljava/lang/Object;Ljava/lang/Object;)Lcom/squareup/workflow1/testing/RenderTester;
+	public static final fun testRender (Lcom/squareup/workflow1/Workflow;Ljava/lang/Object;)Lcom/squareup/workflow1/testing/RenderTester;
 }
 
-public final class com/squareup/workflow/testing/RenderTesterWorkersKt {
-	public static final fun expectWorker (Lcom/squareup/workflow/testing/RenderTester;Lkotlin/reflect/KClass;Ljava/lang/String;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow/WorkflowOutput;Ljava/lang/String;)Lcom/squareup/workflow/testing/RenderTester;
-	public static final fun expectWorker (Lcom/squareup/workflow/testing/RenderTester;Lkotlin/reflect/KType;Ljava/lang/String;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow/WorkflowOutput;Ljava/lang/String;)Lcom/squareup/workflow/testing/RenderTester;
-	public static synthetic fun expectWorker$default (Lcom/squareup/workflow/testing/RenderTester;Lkotlin/reflect/KClass;Ljava/lang/String;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow/WorkflowOutput;Ljava/lang/String;ILjava/lang/Object;)Lcom/squareup/workflow/testing/RenderTester;
-	public static synthetic fun expectWorker$default (Lcom/squareup/workflow/testing/RenderTester;Lkotlin/reflect/KType;Ljava/lang/String;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow/WorkflowOutput;Ljava/lang/String;ILjava/lang/Object;)Lcom/squareup/workflow/testing/RenderTester;
-	public static final fun expectWorkerOutputting (Lcom/squareup/workflow/testing/RenderTester;Lkotlin/reflect/KType;Ljava/lang/String;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow/WorkflowOutput;Ljava/lang/String;)Lcom/squareup/workflow/testing/RenderTester;
-	public static synthetic fun expectWorkerOutputting$default (Lcom/squareup/workflow/testing/RenderTester;Lkotlin/reflect/KType;Ljava/lang/String;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow/WorkflowOutput;Ljava/lang/String;ILjava/lang/Object;)Lcom/squareup/workflow/testing/RenderTester;
+public final class com/squareup/workflow1/testing/RenderTesterWorkersKt {
+	public static final fun expectWorker (Lcom/squareup/workflow1/testing/RenderTester;Lkotlin/reflect/KClass;Ljava/lang/String;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow1/WorkflowOutput;Ljava/lang/String;)Lcom/squareup/workflow1/testing/RenderTester;
+	public static final fun expectWorker (Lcom/squareup/workflow1/testing/RenderTester;Lkotlin/reflect/KType;Ljava/lang/String;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow1/WorkflowOutput;Ljava/lang/String;)Lcom/squareup/workflow1/testing/RenderTester;
+	public static synthetic fun expectWorker$default (Lcom/squareup/workflow1/testing/RenderTester;Lkotlin/reflect/KClass;Ljava/lang/String;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow1/WorkflowOutput;Ljava/lang/String;ILjava/lang/Object;)Lcom/squareup/workflow1/testing/RenderTester;
+	public static synthetic fun expectWorker$default (Lcom/squareup/workflow1/testing/RenderTester;Lkotlin/reflect/KType;Ljava/lang/String;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow1/WorkflowOutput;Ljava/lang/String;ILjava/lang/Object;)Lcom/squareup/workflow1/testing/RenderTester;
+	public static final fun expectWorkerOutputting (Lcom/squareup/workflow1/testing/RenderTester;Lkotlin/reflect/KType;Ljava/lang/String;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow1/WorkflowOutput;Ljava/lang/String;)Lcom/squareup/workflow1/testing/RenderTester;
+	public static synthetic fun expectWorkerOutputting$default (Lcom/squareup/workflow1/testing/RenderTester;Lkotlin/reflect/KType;Ljava/lang/String;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow1/WorkflowOutput;Ljava/lang/String;ILjava/lang/Object;)Lcom/squareup/workflow1/testing/RenderTester;
 	public static final fun keyDescription (Ljava/lang/String;)Ljava/lang/String;
 }
 
-public final class com/squareup/workflow/testing/WorkerSink : com/squareup/workflow/Worker {
+public final class com/squareup/workflow1/testing/WorkerSink : com/squareup/workflow1/Worker {
 	public fun <init> (Ljava/lang/String;Lkotlin/reflect/KClass;)V
-	public fun doesSameWorkAs (Lcom/squareup/workflow/Worker;)Z
+	public fun doesSameWorkAs (Lcom/squareup/workflow1/Worker;)Z
 	public fun run ()Lkotlinx/coroutines/flow/Flow;
 	public final fun send (Ljava/lang/Object;)V
 	public fun toString ()Ljava/lang/String;
 }
 
-public abstract interface class com/squareup/workflow/testing/WorkerTester {
+public abstract interface class com/squareup/workflow1/testing/WorkerTester {
 	public abstract fun assertFinished (Lkotlin/coroutines/Continuation;)Ljava/lang/Object;
 	public abstract fun assertNoOutput ()V
 	public abstract fun assertNotFinished ()V
@@ -88,79 +88,79 @@ public abstract interface class com/squareup/workflow/testing/WorkerTester {
 	public abstract fun nextOutput (Lkotlin/coroutines/Continuation;)Ljava/lang/Object;
 }
 
-public final class com/squareup/workflow/testing/WorkerTesterKt {
-	public static final fun test (Lcom/squareup/workflow/Worker;JLkotlin/jvm/functions/Function2;)V
-	public static synthetic fun test$default (Lcom/squareup/workflow/Worker;JLkotlin/jvm/functions/Function2;ILjava/lang/Object;)V
+public final class com/squareup/workflow1/testing/WorkerTesterKt {
+	public static final fun test (Lcom/squareup/workflow1/Worker;JLkotlin/jvm/functions/Function2;)V
+	public static synthetic fun test$default (Lcom/squareup/workflow1/Worker;JLkotlin/jvm/functions/Function2;ILjava/lang/Object;)V
 }
 
-public final class com/squareup/workflow/testing/WorkflowTestParams {
+public final class com/squareup/workflow1/testing/WorkflowTestParams {
 	public fun <init> ()V
-	public fun <init> (Lcom/squareup/workflow/testing/WorkflowTestParams$StartMode;Z)V
-	public synthetic fun <init> (Lcom/squareup/workflow/testing/WorkflowTestParams$StartMode;ZILkotlin/jvm/internal/DefaultConstructorMarker;)V
+	public fun <init> (Lcom/squareup/workflow1/testing/WorkflowTestParams$StartMode;Z)V
+	public synthetic fun <init> (Lcom/squareup/workflow1/testing/WorkflowTestParams$StartMode;ZILkotlin/jvm/internal/DefaultConstructorMarker;)V
 	public final fun getCheckRenderIdempotence ()Z
-	public final fun getStartFrom ()Lcom/squareup/workflow/testing/WorkflowTestParams$StartMode;
+	public final fun getStartFrom ()Lcom/squareup/workflow1/testing/WorkflowTestParams$StartMode;
 }
 
-public abstract class com/squareup/workflow/testing/WorkflowTestParams$StartMode {
+public abstract class com/squareup/workflow1/testing/WorkflowTestParams$StartMode {
 }
 
-public final class com/squareup/workflow/testing/WorkflowTestParams$StartMode$StartFresh : com/squareup/workflow/testing/WorkflowTestParams$StartMode {
-	public static final field INSTANCE Lcom/squareup/workflow/testing/WorkflowTestParams$StartMode$StartFresh;
+public final class com/squareup/workflow1/testing/WorkflowTestParams$StartMode$StartFresh : com/squareup/workflow1/testing/WorkflowTestParams$StartMode {
+	public static final field INSTANCE Lcom/squareup/workflow1/testing/WorkflowTestParams$StartMode$StartFresh;
 }
 
-public final class com/squareup/workflow/testing/WorkflowTestParams$StartMode$StartFromCompleteSnapshot : com/squareup/workflow/testing/WorkflowTestParams$StartMode {
-	public fun <init> (Lcom/squareup/workflow/TreeSnapshot;)V
-	public final fun getSnapshot ()Lcom/squareup/workflow/TreeSnapshot;
+public final class com/squareup/workflow1/testing/WorkflowTestParams$StartMode$StartFromCompleteSnapshot : com/squareup/workflow1/testing/WorkflowTestParams$StartMode {
+	public fun <init> (Lcom/squareup/workflow1/TreeSnapshot;)V
+	public final fun getSnapshot ()Lcom/squareup/workflow1/TreeSnapshot;
 }
 
-public final class com/squareup/workflow/testing/WorkflowTestParams$StartMode$StartFromState : com/squareup/workflow/testing/WorkflowTestParams$StartMode {
+public final class com/squareup/workflow1/testing/WorkflowTestParams$StartMode$StartFromState : com/squareup/workflow1/testing/WorkflowTestParams$StartMode {
 	public fun <init> (Ljava/lang/Object;)V
 	public final fun getState ()Ljava/lang/Object;
 }
 
-public final class com/squareup/workflow/testing/WorkflowTestParams$StartMode$StartFromWorkflowSnapshot : com/squareup/workflow/testing/WorkflowTestParams$StartMode {
-	public fun <init> (Lcom/squareup/workflow/Snapshot;)V
-	public final fun getSnapshot ()Lcom/squareup/workflow/Snapshot;
+public final class com/squareup/workflow1/testing/WorkflowTestParams$StartMode$StartFromWorkflowSnapshot : com/squareup/workflow1/testing/WorkflowTestParams$StartMode {
+	public fun <init> (Lcom/squareup/workflow1/Snapshot;)V
+	public final fun getSnapshot ()Lcom/squareup/workflow1/Snapshot;
 }
 
-public final class com/squareup/workflow/testing/WorkflowTestRuntime {
-	public static final field Companion Lcom/squareup/workflow/testing/WorkflowTestRuntime$Companion;
+public final class com/squareup/workflow1/testing/WorkflowTestRuntime {
+	public static final field Companion Lcom/squareup/workflow1/testing/WorkflowTestRuntime$Companion;
 	public static final field DEFAULT_TIMEOUT_MS J
 	public final fun awaitNextOutput (Ljava/lang/Long;)Ljava/lang/Object;
-	public static synthetic fun awaitNextOutput$default (Lcom/squareup/workflow/testing/WorkflowTestRuntime;Ljava/lang/Long;ILjava/lang/Object;)Ljava/lang/Object;
+	public static synthetic fun awaitNextOutput$default (Lcom/squareup/workflow1/testing/WorkflowTestRuntime;Ljava/lang/Long;ILjava/lang/Object;)Ljava/lang/Object;
 	public final fun awaitNextRendering (Ljava/lang/Long;Z)Ljava/lang/Object;
-	public static synthetic fun awaitNextRendering$default (Lcom/squareup/workflow/testing/WorkflowTestRuntime;Ljava/lang/Long;ZILjava/lang/Object;)Ljava/lang/Object;
-	public final fun awaitNextSnapshot (Ljava/lang/Long;Z)Lcom/squareup/workflow/TreeSnapshot;
-	public static synthetic fun awaitNextSnapshot$default (Lcom/squareup/workflow/testing/WorkflowTestRuntime;Ljava/lang/Long;ZILjava/lang/Object;)Lcom/squareup/workflow/TreeSnapshot;
+	public static synthetic fun awaitNextRendering$default (Lcom/squareup/workflow1/testing/WorkflowTestRuntime;Ljava/lang/Long;ZILjava/lang/Object;)Ljava/lang/Object;
+	public final fun awaitNextSnapshot (Ljava/lang/Long;Z)Lcom/squareup/workflow1/TreeSnapshot;
+	public static synthetic fun awaitNextSnapshot$default (Lcom/squareup/workflow1/testing/WorkflowTestRuntime;Ljava/lang/Long;ZILjava/lang/Object;)Lcom/squareup/workflow1/TreeSnapshot;
 	public final fun getHasOutput ()Z
 	public final fun getHasRendering ()Z
 	public final fun getHasSnapshot ()Z
 	public final fun sendProps (Ljava/lang/Object;)V
 }
 
-public final class com/squareup/workflow/testing/WorkflowTestRuntime$Companion {
-}
-
-public final class com/squareup/workflow/testing/WorkflowTestRuntimeKt {
-	public static final fun launchForTestingFromStartWith (Lcom/squareup/workflow/Workflow;Lcom/squareup/workflow/testing/WorkflowTestParams;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;)Ljava/lang/Object;
-	public static final fun launchForTestingFromStartWith (Lcom/squareup/workflow/Workflow;Ljava/lang/Object;Lcom/squareup/workflow/testing/WorkflowTestParams;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;)Ljava/lang/Object;
-	public static synthetic fun launchForTestingFromStartWith$default (Lcom/squareup/workflow/Workflow;Lcom/squareup/workflow/testing/WorkflowTestParams;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Ljava/lang/Object;
-	public static synthetic fun launchForTestingFromStartWith$default (Lcom/squareup/workflow/Workflow;Ljava/lang/Object;Lcom/squareup/workflow/testing/WorkflowTestParams;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Ljava/lang/Object;
-	public static final fun launchForTestingFromStateWith (Lcom/squareup/workflow/StatefulWorkflow;Ljava/lang/Object;Ljava/lang/Object;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;)Ljava/lang/Object;
-	public static final fun launchForTestingFromStateWith (Lcom/squareup/workflow/StatefulWorkflow;Ljava/lang/Object;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;)V
-	public static synthetic fun launchForTestingFromStateWith$default (Lcom/squareup/workflow/StatefulWorkflow;Ljava/lang/Object;Ljava/lang/Object;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Ljava/lang/Object;
-	public static synthetic fun launchForTestingFromStateWith$default (Lcom/squareup/workflow/StatefulWorkflow;Ljava/lang/Object;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)V
-	public static final fun launchForTestingWith (Lcom/squareup/workflow/StatefulWorkflow;Ljava/lang/Object;Lcom/squareup/workflow/testing/WorkflowTestParams;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;)Ljava/lang/Object;
-	public static synthetic fun launchForTestingWith$default (Lcom/squareup/workflow/StatefulWorkflow;Ljava/lang/Object;Lcom/squareup/workflow/testing/WorkflowTestParams;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Ljava/lang/Object;
-	public static final fun test (Lcom/squareup/workflow/StatefulWorkflow;Ljava/lang/Object;Lcom/squareup/workflow/testing/WorkflowTestParams;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;)Ljava/lang/Object;
-	public static synthetic fun test$default (Lcom/squareup/workflow/StatefulWorkflow;Ljava/lang/Object;Lcom/squareup/workflow/testing/WorkflowTestParams;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Ljava/lang/Object;
-	public static final fun testFromStart (Lcom/squareup/workflow/Workflow;Lcom/squareup/workflow/testing/WorkflowTestParams;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;)Ljava/lang/Object;
-	public static final fun testFromStart (Lcom/squareup/workflow/Workflow;Ljava/lang/Object;Lcom/squareup/workflow/testing/WorkflowTestParams;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;)Ljava/lang/Object;
-	public static synthetic fun testFromStart$default (Lcom/squareup/workflow/Workflow;Lcom/squareup/workflow/testing/WorkflowTestParams;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Ljava/lang/Object;
-	public static synthetic fun testFromStart$default (Lcom/squareup/workflow/Workflow;Ljava/lang/Object;Lcom/squareup/workflow/testing/WorkflowTestParams;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Ljava/lang/Object;
-	public static final fun testFromState (Lcom/squareup/workflow/StatefulWorkflow;Ljava/lang/Object;Ljava/lang/Object;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;)Ljava/lang/Object;
-	public static final fun testFromState (Lcom/squareup/workflow/StatefulWorkflow;Ljava/lang/Object;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;)V
-	public static synthetic fun testFromState$default (Lcom/squareup/workflow/StatefulWorkflow;Ljava/lang/Object;Ljava/lang/Object;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Ljava/lang/Object;
-	public static synthetic fun testFromState$default (Lcom/squareup/workflow/StatefulWorkflow;Ljava/lang/Object;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)V
+public final class com/squareup/workflow1/testing/WorkflowTestRuntime$Companion {
+}
+
+public final class com/squareup/workflow1/testing/WorkflowTestRuntimeKt {
+	public static final fun launchForTestingFromStartWith (Lcom/squareup/workflow1/Workflow;Lcom/squareup/workflow1/testing/WorkflowTestParams;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;)Ljava/lang/Object;
+	public static final fun launchForTestingFromStartWith (Lcom/squareup/workflow1/Workflow;Ljava/lang/Object;Lcom/squareup/workflow1/testing/WorkflowTestParams;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;)Ljava/lang/Object;
+	public static synthetic fun launchForTestingFromStartWith$default (Lcom/squareup/workflow1/Workflow;Lcom/squareup/workflow1/testing/WorkflowTestParams;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Ljava/lang/Object;
+	public static synthetic fun launchForTestingFromStartWith$default (Lcom/squareup/workflow1/Workflow;Ljava/lang/Object;Lcom/squareup/workflow1/testing/WorkflowTestParams;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Ljava/lang/Object;
+	public static final fun launchForTestingFromStateWith (Lcom/squareup/workflow1/StatefulWorkflow;Ljava/lang/Object;Ljava/lang/Object;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;)Ljava/lang/Object;
+	public static final fun launchForTestingFromStateWith (Lcom/squareup/workflow1/StatefulWorkflow;Ljava/lang/Object;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;)V
+	public static synthetic fun launchForTestingFromStateWith$default (Lcom/squareup/workflow1/StatefulWorkflow;Ljava/lang/Object;Ljava/lang/Object;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Ljava/lang/Object;
+	public static synthetic fun launchForTestingFromStateWith$default (Lcom/squareup/workflow1/StatefulWorkflow;Ljava/lang/Object;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)V
+	public static final fun launchForTestingWith (Lcom/squareup/workflow1/StatefulWorkflow;Ljava/lang/Object;Lcom/squareup/workflow1/testing/WorkflowTestParams;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;)Ljava/lang/Object;
+	public static synthetic fun launchForTestingWith$default (Lcom/squareup/workflow1/StatefulWorkflow;Ljava/lang/Object;Lcom/squareup/workflow1/testing/WorkflowTestParams;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Ljava/lang/Object;
+	public static final fun test (Lcom/squareup/workflow1/StatefulWorkflow;Ljava/lang/Object;Lcom/squareup/workflow1/testing/WorkflowTestParams;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;)Ljava/lang/Object;
+	public static synthetic fun test$default (Lcom/squareup/workflow1/StatefulWorkflow;Ljava/lang/Object;Lcom/squareup/workflow1/testing/WorkflowTestParams;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Ljava/lang/Object;
+	public static final fun testFromStart (Lcom/squareup/workflow1/Workflow;Lcom/squareup/workflow1/testing/WorkflowTestParams;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;)Ljava/lang/Object;
+	public static final fun testFromStart (Lcom/squareup/workflow1/Workflow;Ljava/lang/Object;Lcom/squareup/workflow1/testing/WorkflowTestParams;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;)Ljava/lang/Object;
+	public static synthetic fun testFromStart$default (Lcom/squareup/workflow1/Workflow;Lcom/squareup/workflow1/testing/WorkflowTestParams;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Ljava/lang/Object;
+	public static synthetic fun testFromStart$default (Lcom/squareup/workflow1/Workflow;Ljava/lang/Object;Lcom/squareup/workflow1/testing/WorkflowTestParams;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Ljava/lang/Object;
+	public static final fun testFromState (Lcom/squareup/workflow1/StatefulWorkflow;Ljava/lang/Object;Ljava/lang/Object;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;)Ljava/lang/Object;
+	public static final fun testFromState (Lcom/squareup/workflow1/StatefulWorkflow;Ljava/lang/Object;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;)V
+	public static synthetic fun testFromState$default (Lcom/squareup/workflow1/StatefulWorkflow;Ljava/lang/Object;Ljava/lang/Object;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Ljava/lang/Object;
+	public static synthetic fun testFromState$default (Lcom/squareup/workflow1/StatefulWorkflow;Ljava/lang/Object;Lkotlin/coroutines/CoroutineContext;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)V
 }
 
diff --git a/workflow-testing/src/main/java/com/squareup/workflow/testing/RealRenderTester.kt b/workflow-testing/src/main/java/com/squareup/workflow1/testing/RealRenderTester.kt
similarity index 90%
rename from workflow-testing/src/main/java/com/squareup/workflow/testing/RealRenderTester.kt
rename to workflow-testing/src/main/java/com/squareup/workflow1/testing/RealRenderTester.kt
index 363a1f9b24..2379822149 100644
--- a/workflow-testing/src/main/java/com/squareup/workflow/testing/RealRenderTester.kt
+++ b/workflow-testing/src/main/java/com/squareup/workflow1/testing/RealRenderTester.kt
@@ -13,33 +13,33 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.testing
-
-import com.squareup.workflow.ExperimentalWorkflowApi
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Sink
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.Worker
-import com.squareup.workflow.Workflow
-import com.squareup.workflow.WorkflowAction
-import com.squareup.workflow.WorkflowAction.Companion.noAction
-import com.squareup.workflow.WorkflowIdentifier
-import com.squareup.workflow.WorkflowOutput
-import com.squareup.workflow.applyTo
-import com.squareup.workflow.identifier
-import com.squareup.workflow.testing.RealRenderTester.Expectation.ExpectedSideEffect
-import com.squareup.workflow.testing.RealRenderTester.Expectation.ExpectedWorker
-import com.squareup.workflow.testing.RealRenderTester.Expectation.ExpectedWorkflow
-import com.squareup.workflow.testing.RenderTester.ChildWorkflowMatch
-import com.squareup.workflow.testing.RenderTester.ChildWorkflowMatch.Matched
-import com.squareup.workflow.testing.RenderTester.RenderChildInvocation
+package com.squareup.workflow1.testing
+
+import com.squareup.workflow1.ExperimentalWorkflowApi
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Sink
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.Worker
+import com.squareup.workflow1.Workflow
+import com.squareup.workflow1.WorkflowAction
+import com.squareup.workflow1.WorkflowAction.Companion.noAction
+import com.squareup.workflow1.WorkflowIdentifier
+import com.squareup.workflow1.WorkflowOutput
+import com.squareup.workflow1.applyTo
+import com.squareup.workflow1.identifier
+import com.squareup.workflow1.testing.RealRenderTester.Expectation.ExpectedSideEffect
+import com.squareup.workflow1.testing.RealRenderTester.Expectation.ExpectedWorker
+import com.squareup.workflow1.testing.RealRenderTester.Expectation.ExpectedWorkflow
+import com.squareup.workflow1.testing.RenderTester.ChildWorkflowMatch
+import com.squareup.workflow1.testing.RenderTester.ChildWorkflowMatch.Matched
+import com.squareup.workflow1.testing.RenderTester.RenderChildInvocation
 import kotlin.reflect.KClass
 import kotlin.reflect.KType
 import kotlin.reflect.full.allSupertypes
 import kotlin.reflect.full.isSuperclassOf
 import kotlin.reflect.full.isSupertypeOf
 
-private const val WORKFLOW_INTERFACE_NAME = "com.squareup.workflow.Workflow"
+private const val WORKFLOW_INTERFACE_NAME = "com.squareup.workflow1.Workflow"
 
 @OptIn(ExperimentalWorkflowApi::class)
 internal class RealRenderTester<PropsT, StateT, OutputT, RenderingT>(
diff --git a/workflow-testing/src/main/java/com/squareup/workflow/testing/RenderIdempotencyChecker.kt b/workflow-testing/src/main/java/com/squareup/workflow1/testing/RenderIdempotencyChecker.kt
similarity index 90%
rename from workflow-testing/src/main/java/com/squareup/workflow/testing/RenderIdempotencyChecker.kt
rename to workflow-testing/src/main/java/com/squareup/workflow1/testing/RenderIdempotencyChecker.kt
index d17c418550..da01f37785 100644
--- a/workflow-testing/src/main/java/com/squareup/workflow/testing/RenderIdempotencyChecker.kt
+++ b/workflow-testing/src/main/java/com/squareup/workflow1/testing/RenderIdempotencyChecker.kt
@@ -13,15 +13,15 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.testing
+package com.squareup.workflow1.testing
 
-import com.squareup.workflow.ExperimentalWorkflowApi
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Sink
-import com.squareup.workflow.Workflow
-import com.squareup.workflow.WorkflowAction
-import com.squareup.workflow.WorkflowInterceptor
-import com.squareup.workflow.WorkflowInterceptor.WorkflowSession
+import com.squareup.workflow1.ExperimentalWorkflowApi
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Sink
+import com.squareup.workflow1.Workflow
+import com.squareup.workflow1.WorkflowAction
+import com.squareup.workflow1.WorkflowInterceptor
+import com.squareup.workflow1.WorkflowInterceptor.WorkflowSession
 import java.util.LinkedList
 
 /**
diff --git a/workflow-testing/src/main/java/com/squareup/workflow/testing/RenderTestResult.kt b/workflow-testing/src/main/java/com/squareup/workflow1/testing/RenderTestResult.kt
similarity index 94%
rename from workflow-testing/src/main/java/com/squareup/workflow/testing/RenderTestResult.kt
rename to workflow-testing/src/main/java/com/squareup/workflow1/testing/RenderTestResult.kt
index 9cc04c5746..6fefa9aeab 100644
--- a/workflow-testing/src/main/java/com/squareup/workflow/testing/RenderTestResult.kt
+++ b/workflow-testing/src/main/java/com/squareup/workflow1/testing/RenderTestResult.kt
@@ -13,10 +13,10 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.testing
+package com.squareup.workflow1.testing
 
-import com.squareup.workflow.WorkflowAction
-import com.squareup.workflow.WorkflowOutput
+import com.squareup.workflow1.WorkflowAction
+import com.squareup.workflow1.WorkflowOutput
 
 /**
  * Result of a [RenderTester.render] call that can be used to verify that a [WorkflowAction] was
diff --git a/workflow-testing/src/main/java/com/squareup/workflow/testing/RenderTester.kt b/workflow-testing/src/main/java/com/squareup/workflow1/testing/RenderTester.kt
similarity index 92%
rename from workflow-testing/src/main/java/com/squareup/workflow/testing/RenderTester.kt
rename to workflow-testing/src/main/java/com/squareup/workflow1/testing/RenderTester.kt
index 6f70af14ea..c90c0c59b1 100644
--- a/workflow-testing/src/main/java/com/squareup/workflow/testing/RenderTester.kt
+++ b/workflow-testing/src/main/java/com/squareup/workflow1/testing/RenderTester.kt
@@ -13,23 +13,23 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.testing
+package com.squareup.workflow1.testing
 
-import com.squareup.workflow.ExperimentalWorkflowApi
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.Workflow
-import com.squareup.workflow.WorkflowAction
-import com.squareup.workflow.WorkflowIdentifier
-import com.squareup.workflow.WorkflowOutput
-import com.squareup.workflow.identifier
-import com.squareup.workflow.workflowIdentifier
+import com.squareup.workflow1.ExperimentalWorkflowApi
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.Workflow
+import com.squareup.workflow1.WorkflowAction
+import com.squareup.workflow1.WorkflowIdentifier
+import com.squareup.workflow1.WorkflowOutput
+import com.squareup.workflow1.identifier
+import com.squareup.workflow1.workflowIdentifier
 import kotlin.reflect.KClass
 import kotlin.reflect.KType
 import kotlin.reflect.KTypeProjection
 
 @Deprecated(
     "Renamed to testRender",
-    ReplaceWith("testRender(props)", "com.squareup.workflow.testing.testRender")
+    ReplaceWith("testRender(props)", "com.squareup.workflow1.testing.testRender")
 )
 @Suppress("NOTHING_TO_INLINE")
 inline fun <PropsT, OutputT, RenderingT> Workflow<PropsT, OutputT, RenderingT>.renderTester(
@@ -57,7 +57,7 @@ fun <PropsT, OutputT, RenderingT> Workflow<PropsT, OutputT, RenderingT>.testRend
     "Renamed to testRender",
     ReplaceWith(
         "testRender(props, initialState)",
-        "com.squareup.workflow.testing.testRender"
+        "com.squareup.workflow1.testing.testRender"
     )
 )
 /* ktlint-disable parameter-list-wrapping */
@@ -234,11 +234,11 @@ interface RenderTester<PropsT, StateT, OutputT, RenderingT> {
    * ## Expecting impostor workflows
    *
    * If the workflow-under-test renders an
-   * [ImpostorWorkflow][com.squareup.workflow.ImpostorWorkflow], the match will not be performed
+   * [ImpostorWorkflow][com.squareup.workflow1.ImpostorWorkflow], the match will not be performed
    * using the impostor type, but rather the
    * [real identifier][WorkflowIdentifier.getRealIdentifierType] of the impostor's
    * [WorkflowIdentifier]. This will be the last identifier in the chain of impostor workflows'
-   * [realIdentifier][com.squareup.workflow.ImpostorWorkflow.realIdentifier]s.
+   * [realIdentifier][com.squareup.workflow1.ImpostorWorkflow.realIdentifier]s.
    *
    * A workflow that is wrapped multiple times by various operators will be matched on the upstream
    * workflow, so for example the following expectation would succeed:
@@ -259,11 +259,11 @@ interface RenderTester<PropsT, StateT, OutputT, RenderingT> {
    * of the actual rendered workflow, e.g. if the workflow type is an interface and the
    * workflow-under-test injects a fake.
    * @param rendering The rendering to return from
-   * [renderChild][com.squareup.workflow.RenderContext.renderChild] when this workflow is rendered.
-   * @param key The key passed to [renderChild][com.squareup.workflow.RenderContext.renderChild]
+   * [renderChild][com.squareup.workflow1.RenderContext.renderChild] when this workflow is rendered.
+   * @param key The key passed to [renderChild][com.squareup.workflow1.RenderContext.renderChild]
    * when rendering this workflow.
    * @param assertProps A function that performs assertions on the props passed to
-   * [renderChild][com.squareup.workflow.RenderContext.renderChild].
+   * [renderChild][com.squareup.workflow1.RenderContext.renderChild].
    * @param output If non-null, [WorkflowOutput.value] will be "emitted" when this workflow is
    * rendered. The [WorkflowAction] used to handle this output can be verified using methods on
    * [RenderTestResult].
@@ -310,11 +310,11 @@ interface RenderTester<PropsT, StateT, OutputT, RenderingT> {
    * ## Expecting impostor workflows
    *
    * If the workflow-under-test renders an
-   * [ImpostorWorkflow][com.squareup.workflow.ImpostorWorkflow], the match will not be performed
+   * [ImpostorWorkflow][com.squareup.workflow1.ImpostorWorkflow], the match will not be performed
    * using the impostor type, but rather the
    * [real identifier][WorkflowIdentifier.getRealIdentifierType] of the impostor's
    * [WorkflowIdentifier]. This will be the last identifier in the chain of impostor workflows'
-   * [realIdentifier][com.squareup.workflow.ImpostorWorkflow.realIdentifier]s.
+   * [realIdentifier][com.squareup.workflow1.ImpostorWorkflow.realIdentifier]s.
    *
    * A workflow that is wrapped multiple times by various operators will be matched on the upstream
    * workflow, so for example the following expectation would succeed:
@@ -332,11 +332,11 @@ interface RenderTester<PropsT, StateT, OutputT, RenderingT> {
    * of the expected workflow, e.g. if the workflow type is an interface and the workflow-under-test
    * injects a fake.
    * @param rendering The rendering to return from
-   * [renderChild][com.squareup.workflow.RenderContext.renderChild] when this workflow is rendered.
-   * @param key The key passed to [renderChild][com.squareup.workflow.RenderContext.renderChild]
+   * [renderChild][com.squareup.workflow1.RenderContext.renderChild] when this workflow is rendered.
+   * @param key The key passed to [renderChild][com.squareup.workflow1.RenderContext.renderChild]
    * when rendering this workflow.
    * @param assertProps A function that performs assertions on the props passed to
-   * [renderChild][com.squareup.workflow.RenderContext.renderChild].
+   * [renderChild][com.squareup.workflow1.RenderContext.renderChild].
    * @param output If non-null, [WorkflowOutput.value] will be "emitted" when this workflow is
    * rendered. The [WorkflowAction] used to handle this output can be verified using methods on
    * [RenderTestResult].
@@ -391,7 +391,7 @@ interface RenderTester<PropsT, StateT, OutputT, RenderingT> {
    * If false, the match will only be used if no other expectations return exclusive matches (in
    * which case the first match will be used), and the expectation may match multiple side effects.
    * @param matcher A function that is passed the key value from
-   * [runningSideEffect][com.squareup.workflow.RenderContext.runningSideEffect] and return true if
+   * [runningSideEffect][com.squareup.workflow1.RenderContext.runningSideEffect] and return true if
    * this key is expected.
    */
   fun expectSideEffect(
@@ -418,7 +418,7 @@ interface RenderTester<PropsT, StateT, OutputT, RenderingT> {
 
   /**
    * Describes a call to
-   * [RenderContext.renderChild][com.squareup.workflow.RenderContext.renderChild].
+   * [RenderContext.renderChild][com.squareup.workflow1.RenderContext.renderChild].
    *
    * ## Output and rendering types
    *
@@ -469,7 +469,7 @@ interface RenderTester<PropsT, StateT, OutputT, RenderingT> {
  * Specifies that this render pass is expected to run a particular side effect.
  *
  * @param key The key passed to
- * [runningSideEffect][com.squareup.workflow.RenderContext.runningSideEffect] when rendering this
+ * [runningSideEffect][com.squareup.workflow1.RenderContext.runningSideEffect] when rendering this
  * workflow.
  */
 /* ktlint-disable parameter-list-wrapping */
diff --git a/workflow-testing/src/main/java/com/squareup/workflow/testing/RenderTesterWorkers.kt b/workflow-testing/src/main/java/com/squareup/workflow1/testing/RenderTesterWorkers.kt
similarity index 94%
rename from workflow-testing/src/main/java/com/squareup/workflow/testing/RenderTesterWorkers.kt
rename to workflow-testing/src/main/java/com/squareup/workflow1/testing/RenderTesterWorkers.kt
index d34b05de6d..eab34c516c 100644
--- a/workflow-testing/src/main/java/com/squareup/workflow/testing/RenderTesterWorkers.kt
+++ b/workflow-testing/src/main/java/com/squareup/workflow1/testing/RenderTesterWorkers.kt
@@ -13,14 +13,14 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.testing
+package com.squareup.workflow1.testing
 
-import com.squareup.workflow.ExperimentalWorkflowApi
-import com.squareup.workflow.Worker
-import com.squareup.workflow.WorkflowAction
-import com.squareup.workflow.WorkflowOutput
-import com.squareup.workflow.testing.RenderTester.ChildWorkflowMatch.Matched
-import com.squareup.workflow.testing.RenderTester.ChildWorkflowMatch.NotMatched
+import com.squareup.workflow1.ExperimentalWorkflowApi
+import com.squareup.workflow1.Worker
+import com.squareup.workflow1.WorkflowAction
+import com.squareup.workflow1.WorkflowOutput
+import com.squareup.workflow1.testing.RenderTester.ChildWorkflowMatch.Matched
+import com.squareup.workflow1.testing.RenderTester.ChildWorkflowMatch.NotMatched
 import kotlin.reflect.KClass
 import kotlin.reflect.KType
 import kotlin.reflect.KTypeProjection
@@ -30,13 +30,13 @@ import kotlin.reflect.full.isSubtypeOf
 import kotlin.reflect.full.starProjectedType
 import kotlin.reflect.typeOf
 
-private const val WORKER_WORKFLOW_CLASS_NAME = "com.squareup.workflow.WorkerWorkflow"
+private const val WORKER_WORKFLOW_CLASS_NAME = "com.squareup.workflow1.WorkerWorkflow"
 
 /**
  * Specifies that this render pass is expected to run a [Worker] with the given [outputType].
  *
  * @param outputType the [KType] of the [Worker]'s `OutputT` type parameter.
- * @param key The key passed to [runningWorker][com.squareup.workflow.runningWorker] when rendering
+ * @param key The key passed to [runningWorker][com.squareup.workflow1.runningWorker] when rendering
  * this workflow.
  * @param output If non-null, [WorkflowOutput.value] will be emitted when this worker is ran.
  * The [WorkflowAction] used to handle this output can be verified using methods on
@@ -71,7 +71,7 @@ inline fun <PropsT, StateT, OutputT, RenderingT>
  *
  * @param expected Worker passed to the actual worker's
  * [doesSameWorkAs][Worker.doesSameWorkAs] method to assert the worker matches.
- * @param key The key passed to [runningWorker][com.squareup.workflow.runningWorker] when rendering
+ * @param key The key passed to [runningWorker][com.squareup.workflow1.runningWorker] when rendering
  * this workflow.
  * @param output If non-null, [WorkflowOutput.value] will be emitted when this worker is ran.
  * The [WorkflowAction] used to handle this output can be verified using methods on
@@ -110,7 +110,7 @@ inline fun <
  * worker's output type is not taken into consideration.
  *
  * @param workerClass The [KClass] of the worker that is expected to be ran.
- * @param key The key passed to [runningWorker][com.squareup.workflow.runningWorker] when rendering
+ * @param key The key passed to [runningWorker][com.squareup.workflow1.runningWorker] when rendering
  * this workflow.
  * @param assertWorker A function that will be passed the actual worker that matches this
  * expectation and can perform custom assertions on the worker instance.
@@ -150,7 +150,7 @@ inline fun <PropsT, StateT, OutputT, RenderingT, WorkerOutputT, WorkerT : Worker
  * [runningWorker][com.squareup.workflow.runningWorker], but may be a supertype of that type. E.g.
  * an expected worker type of `typeOf<Worker<Collection<CharSequence>>>()` will match a worker that
  * has the type `SomeConcreteWorker<List<String>>`.
- * @param key The key passed to [runningWorker][com.squareup.workflow.runningWorker] when rendering
+ * @param key The key passed to [runningWorker][com.squareup.workflow1.runningWorker] when rendering
  * this workflow.
  * @param assertWorker A function that will be passed the actual worker that matches this
  * expectation and can perform custom assertions on the worker instance.
diff --git a/workflow-testing/src/main/java/com/squareup/workflow/testing/WorkerSink.kt b/workflow-testing/src/main/java/com/squareup/workflow1/testing/WorkerSink.kt
similarity index 97%
rename from workflow-testing/src/main/java/com/squareup/workflow/testing/WorkerSink.kt
rename to workflow-testing/src/main/java/com/squareup/workflow1/testing/WorkerSink.kt
index ca413ebe68..39293e16da 100644
--- a/workflow-testing/src/main/java/com/squareup/workflow/testing/WorkerSink.kt
+++ b/workflow-testing/src/main/java/com/squareup/workflow1/testing/WorkerSink.kt
@@ -13,9 +13,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.testing
+package com.squareup.workflow1.testing
 
-import com.squareup.workflow.Worker
+import com.squareup.workflow1.Worker
 import kotlinx.coroutines.channels.Channel
 import kotlinx.coroutines.channels.Channel.Factory.UNLIMITED
 import kotlinx.coroutines.flow.Flow
diff --git a/workflow-testing/src/main/java/com/squareup/workflow/testing/WorkerTester.kt b/workflow-testing/src/main/java/com/squareup/workflow1/testing/WorkerTester.kt
similarity index 95%
rename from workflow-testing/src/main/java/com/squareup/workflow/testing/WorkerTester.kt
rename to workflow-testing/src/main/java/com/squareup/workflow1/testing/WorkerTester.kt
index 35f917d4b8..131f565193 100644
--- a/workflow-testing/src/main/java/com/squareup/workflow/testing/WorkerTester.kt
+++ b/workflow-testing/src/main/java/com/squareup/workflow1/testing/WorkerTester.kt
@@ -15,10 +15,10 @@
  */
 @file:Suppress("EXPERIMENTAL_API_USAGE")
 
-package com.squareup.workflow.testing
+package com.squareup.workflow1.testing
 
-import com.squareup.workflow.Worker
-import com.squareup.workflow.testing.WorkflowTestRuntime.Companion.DEFAULT_TIMEOUT_MS
+import com.squareup.workflow1.Worker
+import com.squareup.workflow1.testing.WorkflowTestRuntime.Companion.DEFAULT_TIMEOUT_MS
 import kotlinx.coroutines.Dispatchers.Unconfined
 import kotlinx.coroutines.cancelChildren
 import kotlinx.coroutines.channels.ReceiveChannel
diff --git a/workflow-testing/src/main/java/com/squareup/workflow/testing/WorkflowTestParams.kt b/workflow-testing/src/main/java/com/squareup/workflow1/testing/WorkflowTestParams.kt
similarity index 75%
rename from workflow-testing/src/main/java/com/squareup/workflow/testing/WorkflowTestParams.kt
rename to workflow-testing/src/main/java/com/squareup/workflow1/testing/WorkflowTestParams.kt
index dfba9cb3af..a984cf2a2e 100644
--- a/workflow-testing/src/main/java/com/squareup/workflow/testing/WorkflowTestParams.kt
+++ b/workflow-testing/src/main/java/com/squareup/workflow1/testing/WorkflowTestParams.kt
@@ -13,15 +13,15 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.testing
+package com.squareup.workflow1.testing
 
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.TreeSnapshot
-import com.squareup.workflow.testing.WorkflowTestParams.StartMode
-import com.squareup.workflow.testing.WorkflowTestParams.StartMode.StartFresh
-import com.squareup.workflow.testing.WorkflowTestParams.StartMode.StartFromCompleteSnapshot
-import com.squareup.workflow.testing.WorkflowTestParams.StartMode.StartFromState
-import com.squareup.workflow.testing.WorkflowTestParams.StartMode.StartFromWorkflowSnapshot
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.TreeSnapshot
+import com.squareup.workflow1.testing.WorkflowTestParams.StartMode
+import com.squareup.workflow1.testing.WorkflowTestParams.StartMode.StartFresh
+import com.squareup.workflow1.testing.WorkflowTestParams.StartMode.StartFromCompleteSnapshot
+import com.squareup.workflow1.testing.WorkflowTestParams.StartMode.StartFromState
+import com.squareup.workflow1.testing.WorkflowTestParams.StartMode.StartFromWorkflowSnapshot
 import org.jetbrains.annotations.TestOnly
 
 /**
@@ -53,14 +53,14 @@ class WorkflowTestParams<out StateT>(
   sealed class StartMode<out StateT> {
     /**
      * Starts the workflow from its initial state (as specified by
-     * [initial state][com.squareup.workflow.StatefulWorkflow.initialState]), with a null snapshot.
+     * [initial state][com.squareup.workflow1.StatefulWorkflow.initialState]), with a null snapshot.
      */
     object StartFresh : StartMode<Nothing>()
 
     /**
      * Starts the workflow from its initial state (as specified by
-     * [initial state][com.squareup.workflow.StatefulWorkflow.initialState]), with a non-null
-     * snapshot.  Only applies to [StatefulWorkflow][com.squareup.workflow.StatelessWorkflow]s.
+     * [initial state][com.squareup.workflow1.StatefulWorkflow.initialState]), with a non-null
+     * snapshot.  Only applies to [StatefulWorkflow][com.squareup.workflow1.StatelessWorkflow]s.
      *
      * This differs from [StartFromCompleteSnapshot] because it represents only the snapshot for
      * the root workflow, without any of the snapshots of its children or other bookkeeping data
@@ -68,29 +68,29 @@ class WorkflowTestParams<out StateT>(
      *
      * @param snapshot A [Snapshot] that can be directly parsed by a workflow's `initialState`
      * method. For workflow trees, this is only the snapshot of the _root_ workflow, as returned by
-     * [snapshotState][com.squareup.workflow.StatefulWorkflow.snapshotState]. To test with a
+     * [snapshotState][com.squareup.workflow1.StatefulWorkflow.snapshotState]. To test with a
      * complete snapshot of the entire workflow tree, use [StartFromCompleteSnapshot].
      */
     class StartFromWorkflowSnapshot(val snapshot: Snapshot) : StartMode<Nothing>()
 
     /**
      * Starts the workflow from its initial state (as specified by
-     * [initial state][com.squareup.workflow.StatefulWorkflow.initialState]), with a non-null
-     * snapshot. Only applies to [StatefulWorkflow][com.squareup.workflow.StatelessWorkflow]s.
+     * [initial state][com.squareup.workflow1.StatefulWorkflow.initialState]), with a non-null
+     * snapshot. Only applies to [StatefulWorkflow][com.squareup.workflow1.StatelessWorkflow]s.
      *
      * This differs from [StartFromWorkflowSnapshot] because it represents a complete snapshot of
      * the entire tree, not just the individual snapshot for the root workflow.
      *
      * @param snapshot A [Snapshot] that is the entire snapshot from the workflow tree, as returned
      * by `WorkflowTester.awaitNextSnapshot`. To test with only the snapshot returned by
-     * [snapshotState][com.squareup.workflow.StatefulWorkflow.snapshotState], use
+     * [snapshotState][com.squareup.workflow1.StatefulWorkflow.snapshotState], use
      * [StartFromWorkflowSnapshot].
      */
     class StartFromCompleteSnapshot(val snapshot: TreeSnapshot) : StartMode<Nothing>()
 
     /**
      * Starts the workflow from an exact state. Only applies to
-     * [StatefulWorkflow][com.squareup.workflow.StatelessWorkflow]s.
+     * [StatefulWorkflow][com.squareup.workflow1.StatelessWorkflow]s.
      */
     class StartFromState<StateT>(val state: StateT) : StartMode<StateT>()
   }
diff --git a/workflow-testing/src/main/java/com/squareup/workflow/testing/WorkflowTestRuntime.kt b/workflow-testing/src/main/java/com/squareup/workflow1/testing/WorkflowTestRuntime.kt
similarity index 91%
rename from workflow-testing/src/main/java/com/squareup/workflow/testing/WorkflowTestRuntime.kt
rename to workflow-testing/src/main/java/com/squareup/workflow1/testing/WorkflowTestRuntime.kt
index dc9b930439..58b035cae2 100644
--- a/workflow-testing/src/main/java/com/squareup/workflow/testing/WorkflowTestRuntime.kt
+++ b/workflow-testing/src/main/java/com/squareup/workflow1/testing/WorkflowTestRuntime.kt
@@ -15,22 +15,22 @@
  */
 @file:Suppress("EXPERIMENTAL_API_USAGE", "DeprecatedCallableAddReplaceWith")
 
-package com.squareup.workflow.testing
-
-import com.squareup.workflow.ExperimentalWorkflowApi
-import com.squareup.workflow.RenderingAndSnapshot
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.TreeSnapshot
-import com.squareup.workflow.Workflow
-import com.squareup.workflow.WorkflowInterceptor
-import com.squareup.workflow.WorkflowInterceptor.WorkflowSession
-import com.squareup.workflow.internal.util.UncaughtExceptionGuard
-import com.squareup.workflow.renderWorkflowIn
-import com.squareup.workflow.testing.WorkflowTestParams.StartMode.StartFresh
-import com.squareup.workflow.testing.WorkflowTestParams.StartMode.StartFromCompleteSnapshot
-import com.squareup.workflow.testing.WorkflowTestParams.StartMode.StartFromState
-import com.squareup.workflow.testing.WorkflowTestParams.StartMode.StartFromWorkflowSnapshot
+package com.squareup.workflow1.testing
+
+import com.squareup.workflow1.ExperimentalWorkflowApi
+import com.squareup.workflow1.RenderingAndSnapshot
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.TreeSnapshot
+import com.squareup.workflow1.Workflow
+import com.squareup.workflow1.WorkflowInterceptor
+import com.squareup.workflow1.WorkflowInterceptor.WorkflowSession
+import com.squareup.workflow1.internal.util.UncaughtExceptionGuard
+import com.squareup.workflow1.renderWorkflowIn
+import com.squareup.workflow1.testing.WorkflowTestParams.StartMode.StartFresh
+import com.squareup.workflow1.testing.WorkflowTestParams.StartMode.StartFromCompleteSnapshot
+import com.squareup.workflow1.testing.WorkflowTestParams.StartMode.StartFromState
+import com.squareup.workflow1.testing.WorkflowTestParams.StartMode.StartFromWorkflowSnapshot
 import kotlinx.coroutines.CancellationException
 import kotlinx.coroutines.CoroutineExceptionHandler
 import kotlinx.coroutines.CoroutineScope
@@ -55,12 +55,12 @@ import kotlin.coroutines.EmptyCoroutineContext
 
 @Deprecated(
     "Renamed to WorkflowTestRuntime",
-    ReplaceWith("WorkflowTestRuntime", "com.squareup.workflow.testing.WorkflowTestRuntime")
+    ReplaceWith("WorkflowTestRuntime", "com.squareup.workflow1.testing.WorkflowTestRuntime")
 )
 typealias WorkflowTester<P, O, R> = WorkflowTestRuntime<P, O, R>
 
 /**
- * Runs a [Workflow][com.squareup.workflow.Workflow] and provides access to its
+ * Runs a [Workflow][com.squareup.workflow1.Workflow] and provides access to its
  * [renderings][awaitNextRendering], [outputs][awaitNextOutput], and [snapshots][awaitNextSnapshot].
  *
  * For each of renderings, outputs, and snapshots, this class gives you a few ways to access
@@ -190,7 +190,7 @@ class WorkflowTestRuntime<PropsT, OutputT, RenderingT> @TestOnly internal constr
     "Renamed to launchForTestingFromStartWith",
     ReplaceWith(
         "launchForTestingFromStartWith(props, testParams, context, block)",
-        "com.squareup.workflow.testing.launchForTestingFromStartWith"
+        "com.squareup.workflow1.testing.launchForTestingFromStartWith"
     )
 )
 @TestOnly
@@ -219,7 +219,7 @@ fun <T, PropsT, OutputT, RenderingT> Workflow<PropsT, OutputT, RenderingT>.launc
     "Renamed to launchForTestingFromStartWith",
     ReplaceWith(
         "launchForTestingFromStartWith(testParams, context, block)",
-        "com.squareup.workflow.testing.launchForTestingFromStartWith"
+        "com.squareup.workflow1.testing.launchForTestingFromStartWith"
     )
 )
 @TestOnly
@@ -246,7 +246,7 @@ fun <T, OutputT, RenderingT> Workflow<Unit, OutputT, RenderingT>.launchForTestin
     "Renamed to launchForTestingFromStateWith",
     ReplaceWith(
         "launchForTestingFromStateWith(props, initialState, context, block)",
-        "com.squareup.workflow.testing.launchForTestingFromStateWith"
+        "com.squareup.workflow1.testing.launchForTestingFromStateWith"
     )
 )
 @TestOnly
@@ -283,7 +283,7 @@ fun <T, PropsT, StateT, OutputT, RenderingT>
     "Renamed to launchForTestingFromStateWith",
     ReplaceWith(
         "launchForTestingFromStateWith(initialState, context, block)",
-        "com.squareup.workflow.testing.launchForTestingFromStateWith"
+        "com.squareup.workflow1.testing.launchForTestingFromStateWith"
     )
 )
 @TestOnly
@@ -318,7 +318,7 @@ fun <StateT, OutputT, RenderingT>
     "Renamed to launchForTestingWith",
     ReplaceWith(
         "launchForTestingWith(props, testParams, context, block)",
-        "com.squareup.workflow.testing.launchForTestingWith"
+        "com.squareup.workflow1.testing.launchForTestingWith"
     )
 )
 @OptIn(ExperimentalWorkflowApi::class)
diff --git a/workflow-testing/src/test/java/com/squareup/workflow/FlowWorkersTest.kt b/workflow-testing/src/test/java/com/squareup/workflow1/FlowWorkersTest.kt
similarity index 97%
rename from workflow-testing/src/test/java/com/squareup/workflow/FlowWorkersTest.kt
rename to workflow-testing/src/test/java/com/squareup/workflow1/FlowWorkersTest.kt
index 5d7ee8d468..433e4ce43a 100644
--- a/workflow-testing/src/test/java/com/squareup/workflow/FlowWorkersTest.kt
+++ b/workflow-testing/src/test/java/com/squareup/workflow1/FlowWorkersTest.kt
@@ -15,9 +15,9 @@
  */
 @file:Suppress("EXPERIMENTAL_API_USAGE")
 
-package com.squareup.workflow
+package com.squareup.workflow1
 
-import com.squareup.workflow.testing.test
+import com.squareup.workflow1.testing.test
 import kotlinx.coroutines.CancellationException
 import kotlinx.coroutines.channels.Channel
 import kotlinx.coroutines.channels.consumeEach
diff --git a/workflow-testing/src/test/java/com/squareup/workflow/LifecycleWorkerTest.kt b/workflow-testing/src/test/java/com/squareup/workflow1/LifecycleWorkerTest.kt
similarity index 95%
rename from workflow-testing/src/test/java/com/squareup/workflow/LifecycleWorkerTest.kt
rename to workflow-testing/src/test/java/com/squareup/workflow1/LifecycleWorkerTest.kt
index 0a190089d0..45c5a7ffff 100644
--- a/workflow-testing/src/test/java/com/squareup/workflow/LifecycleWorkerTest.kt
+++ b/workflow-testing/src/test/java/com/squareup/workflow1/LifecycleWorkerTest.kt
@@ -15,9 +15,9 @@
  */
 @file:Suppress("EXPERIMENTAL_API_USAGE")
 
-package com.squareup.workflow
+package com.squareup.workflow1
 
-import com.squareup.workflow.testing.test
+import com.squareup.workflow1.testing.test
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers.Unconfined
 import kotlinx.coroutines.flow.launchIn
diff --git a/workflow-testing/src/test/java/com/squareup/workflow/SnapshottingIntegrationTest.kt b/workflow-testing/src/test/java/com/squareup/workflow1/SnapshottingIntegrationTest.kt
similarity index 95%
rename from workflow-testing/src/test/java/com/squareup/workflow/SnapshottingIntegrationTest.kt
rename to workflow-testing/src/test/java/com/squareup/workflow1/SnapshottingIntegrationTest.kt
index 0d8a0b3885..fb93dc0b82 100644
--- a/workflow-testing/src/test/java/com/squareup/workflow/SnapshottingIntegrationTest.kt
+++ b/workflow-testing/src/test/java/com/squareup/workflow1/SnapshottingIntegrationTest.kt
@@ -13,12 +13,12 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow
+package com.squareup.workflow1
 
-import com.squareup.workflow.WorkflowAction.Companion.noAction
-import com.squareup.workflow.testing.WorkflowTestParams
-import com.squareup.workflow.testing.WorkflowTestParams.StartMode.StartFromCompleteSnapshot
-import com.squareup.workflow.testing.launchForTestingFromStartWith
+import com.squareup.workflow1.WorkflowAction.Companion.noAction
+import com.squareup.workflow1.testing.WorkflowTestParams
+import com.squareup.workflow1.testing.WorkflowTestParams.StartMode.StartFromCompleteSnapshot
+import com.squareup.workflow1.testing.launchForTestingFromStartWith
 import kotlin.test.Test
 import kotlin.test.assertEquals
 import kotlin.test.assertNotEquals
diff --git a/workflow-testing/src/test/java/com/squareup/workflow/TreeWorkflow.kt b/workflow-testing/src/test/java/com/squareup/workflow1/TreeWorkflow.kt
similarity index 96%
rename from workflow-testing/src/test/java/com/squareup/workflow/TreeWorkflow.kt
rename to workflow-testing/src/test/java/com/squareup/workflow1/TreeWorkflow.kt
index acce3ea5be..891d37e198 100644
--- a/workflow-testing/src/test/java/com/squareup/workflow/TreeWorkflow.kt
+++ b/workflow-testing/src/test/java/com/squareup/workflow1/TreeWorkflow.kt
@@ -13,9 +13,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow
+package com.squareup.workflow1
 
-import com.squareup.workflow.TreeWorkflow.Rendering
+import com.squareup.workflow1.TreeWorkflow.Rendering
 
 /**
  * A [Workflow] that has a simple string state and can be configured with children at construction.
diff --git a/workflow-testing/src/test/java/com/squareup/workflow/WorkerCompositionIntegrationTest.kt b/workflow-testing/src/test/java/com/squareup/workflow1/WorkerCompositionIntegrationTest.kt
similarity index 97%
rename from workflow-testing/src/test/java/com/squareup/workflow/WorkerCompositionIntegrationTest.kt
rename to workflow-testing/src/test/java/com/squareup/workflow1/WorkerCompositionIntegrationTest.kt
index 02e418a666..1582bc31e0 100644
--- a/workflow-testing/src/test/java/com/squareup/workflow/WorkerCompositionIntegrationTest.kt
+++ b/workflow-testing/src/test/java/com/squareup/workflow1/WorkerCompositionIntegrationTest.kt
@@ -15,11 +15,11 @@
  */
 @file:Suppress("EXPERIMENTAL_API_USAGE")
 
-package com.squareup.workflow
+package com.squareup.workflow1
 
-import com.squareup.workflow.WorkflowAction.Companion.noAction
-import com.squareup.workflow.testing.WorkerSink
-import com.squareup.workflow.testing.launchForTestingFromStartWith
+import com.squareup.workflow1.WorkflowAction.Companion.noAction
+import com.squareup.workflow1.testing.WorkerSink
+import com.squareup.workflow1.testing.launchForTestingFromStartWith
 import kotlinx.coroutines.CoroutineDispatcher
 import kotlinx.coroutines.Dispatchers.Unconfined
 import kotlinx.coroutines.Job
diff --git a/workflow-testing/src/test/java/com/squareup/workflow/WorkerStressTest.kt b/workflow-testing/src/test/java/com/squareup/workflow1/WorkerStressTest.kt
similarity index 99%
rename from workflow-testing/src/test/java/com/squareup/workflow/WorkerStressTest.kt
rename to workflow-testing/src/test/java/com/squareup/workflow1/WorkerStressTest.kt
index 8b73c9a775..899df5ea94 100644
--- a/workflow-testing/src/test/java/com/squareup/workflow/WorkerStressTest.kt
+++ b/workflow-testing/src/test/java/com/squareup/workflow1/WorkerStressTest.kt
@@ -1,4 +1,4 @@
-package com.squareup.workflow
+package com.squareup.workflow1
 
 import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.FlowPreview
diff --git a/workflow-testing/src/test/java/com/squareup/workflow/WorkerTest.kt b/workflow-testing/src/test/java/com/squareup/workflow1/WorkerTest.kt
similarity index 97%
rename from workflow-testing/src/test/java/com/squareup/workflow/WorkerTest.kt
rename to workflow-testing/src/test/java/com/squareup/workflow1/WorkerTest.kt
index d2e8d37bd4..48dd7126a2 100644
--- a/workflow-testing/src/test/java/com/squareup/workflow/WorkerTest.kt
+++ b/workflow-testing/src/test/java/com/squareup/workflow1/WorkerTest.kt
@@ -15,9 +15,9 @@
  */
 @file:Suppress("EXPERIMENTAL_API_USAGE")
 
-package com.squareup.workflow
+package com.squareup.workflow1
 
-import com.squareup.workflow.testing.test
+import com.squareup.workflow1.testing.test
 import kotlinx.coroutines.flow.flowOn
 import kotlinx.coroutines.test.TestCoroutineDispatcher
 import kotlin.test.Test
diff --git a/workflow-testing/src/test/java/com/squareup/workflow/WorkflowCompositionIntegrationTest.kt b/workflow-testing/src/test/java/com/squareup/workflow1/WorkflowCompositionIntegrationTest.kt
similarity index 96%
rename from workflow-testing/src/test/java/com/squareup/workflow/WorkflowCompositionIntegrationTest.kt
rename to workflow-testing/src/test/java/com/squareup/workflow1/WorkflowCompositionIntegrationTest.kt
index 1d519e9b18..97faf6dea4 100644
--- a/workflow-testing/src/test/java/com/squareup/workflow/WorkflowCompositionIntegrationTest.kt
+++ b/workflow-testing/src/test/java/com/squareup/workflow1/WorkflowCompositionIntegrationTest.kt
@@ -13,10 +13,10 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow
+package com.squareup.workflow1
 
-import com.squareup.workflow.testing.WorkerSink
-import com.squareup.workflow.testing.launchForTestingFromStartWith
+import com.squareup.workflow1.testing.WorkerSink
+import com.squareup.workflow1.testing.launchForTestingFromStartWith
 import kotlin.test.Test
 import kotlin.test.assertEquals
 import kotlin.test.assertFails
diff --git a/workflow-testing/src/test/java/com/squareup/workflow/testing/RealRenderTesterTest.kt b/workflow-testing/src/test/java/com/squareup/workflow1/testing/RealRenderTesterTest.kt
similarity index 97%
rename from workflow-testing/src/test/java/com/squareup/workflow/testing/RealRenderTesterTest.kt
rename to workflow-testing/src/test/java/com/squareup/workflow1/testing/RealRenderTesterTest.kt
index 24e6856250..134d9193c0 100644
--- a/workflow-testing/src/test/java/com/squareup/workflow/testing/RealRenderTesterTest.kt
+++ b/workflow-testing/src/test/java/com/squareup/workflow1/testing/RealRenderTesterTest.kt
@@ -13,31 +13,31 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.testing
-
-import com.squareup.workflow.ExperimentalWorkflowApi
-import com.squareup.workflow.ImpostorWorkflow
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Sink
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.StatelessWorkflow
-import com.squareup.workflow.Worker
-import com.squareup.workflow.Workflow
-import com.squareup.workflow.WorkflowAction
-import com.squareup.workflow.WorkflowAction.Companion.noAction
-import com.squareup.workflow.WorkflowAction.Updater
-import com.squareup.workflow.WorkflowIdentifier
-import com.squareup.workflow.WorkflowOutput
-import com.squareup.workflow.contraMap
-import com.squareup.workflow.identifier
-import com.squareup.workflow.renderChild
-import com.squareup.workflow.runningWorker
-import com.squareup.workflow.stateful
-import com.squareup.workflow.stateless
-import com.squareup.workflow.testing.RenderTester.ChildWorkflowMatch.Matched
-import com.squareup.workflow.unsnapshottableIdentifier
-import com.squareup.workflow.workflowIdentifier
+package com.squareup.workflow1.testing
+
+import com.squareup.workflow1.ExperimentalWorkflowApi
+import com.squareup.workflow1.ImpostorWorkflow
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Sink
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.StatelessWorkflow
+import com.squareup.workflow1.Worker
+import com.squareup.workflow1.Workflow
+import com.squareup.workflow1.WorkflowAction
+import com.squareup.workflow1.WorkflowAction.Companion.noAction
+import com.squareup.workflow1.WorkflowAction.Updater
+import com.squareup.workflow1.WorkflowIdentifier
+import com.squareup.workflow1.WorkflowOutput
+import com.squareup.workflow1.contraMap
+import com.squareup.workflow1.identifier
+import com.squareup.workflow1.renderChild
+import com.squareup.workflow1.runningWorker
+import com.squareup.workflow1.stateful
+import com.squareup.workflow1.stateless
+import com.squareup.workflow1.testing.RenderTester.ChildWorkflowMatch.Matched
+import com.squareup.workflow1.unsnapshottableIdentifier
+import com.squareup.workflow1.workflowIdentifier
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.emptyFlow
 import kotlin.reflect.typeOf
@@ -627,7 +627,7 @@ class RealRenderTesterTest {
     }
     assertEquals(
         """
-          Multiple expectations matched child worker com.squareup.workflow.Worker<java.lang.Void>:
+          Multiple expectations matched child worker com.squareup.workflow1.Worker<java.lang.Void>:
             worker TestWorker
             duplicate expectation
         """.trimIndent(),
diff --git a/workflow-testing/src/test/java/com/squareup/workflow/testing/RenderIdempotencyCheckerTest.kt b/workflow-testing/src/test/java/com/squareup/workflow1/testing/RenderIdempotencyCheckerTest.kt
similarity index 92%
rename from workflow-testing/src/test/java/com/squareup/workflow/testing/RenderIdempotencyCheckerTest.kt
rename to workflow-testing/src/test/java/com/squareup/workflow1/testing/RenderIdempotencyCheckerTest.kt
index e1b68b8a39..46937b0469 100644
--- a/workflow-testing/src/test/java/com/squareup/workflow/testing/RenderIdempotencyCheckerTest.kt
+++ b/workflow-testing/src/test/java/com/squareup/workflow1/testing/RenderIdempotencyCheckerTest.kt
@@ -13,13 +13,13 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.testing
+package com.squareup.workflow1.testing
 
-import com.squareup.workflow.Workflow
-import com.squareup.workflow.action
-import com.squareup.workflow.renderChild
-import com.squareup.workflow.renderWorkflowIn
-import com.squareup.workflow.stateless
+import com.squareup.workflow1.Workflow
+import com.squareup.workflow1.action
+import com.squareup.workflow1.renderChild
+import com.squareup.workflow1.renderWorkflowIn
+import com.squareup.workflow1.stateless
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers.Unconfined
 import kotlinx.coroutines.ExperimentalCoroutinesApi
diff --git a/workflow-testing/src/test/java/com/squareup/workflow/testing/WorkerRenderExpectationsTest.kt b/workflow-testing/src/test/java/com/squareup/workflow1/testing/WorkerRenderExpectationsTest.kt
similarity index 98%
rename from workflow-testing/src/test/java/com/squareup/workflow/testing/WorkerRenderExpectationsTest.kt
rename to workflow-testing/src/test/java/com/squareup/workflow1/testing/WorkerRenderExpectationsTest.kt
index c2950ea8c1..f5cd66496f 100644
--- a/workflow-testing/src/test/java/com/squareup/workflow/testing/WorkerRenderExpectationsTest.kt
+++ b/workflow-testing/src/test/java/com/squareup/workflow1/testing/WorkerRenderExpectationsTest.kt
@@ -13,14 +13,14 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.testing
-
-import com.squareup.workflow.Worker
-import com.squareup.workflow.Workflow
-import com.squareup.workflow.WorkflowOutput
-import com.squareup.workflow.action
-import com.squareup.workflow.runningWorker
-import com.squareup.workflow.stateless
+package com.squareup.workflow1.testing
+
+import com.squareup.workflow1.Worker
+import com.squareup.workflow1.Workflow
+import com.squareup.workflow1.WorkflowOutput
+import com.squareup.workflow1.action
+import com.squareup.workflow1.runningWorker
+import com.squareup.workflow1.stateless
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.emptyFlow
 import kotlin.reflect.typeOf
diff --git a/workflow-testing/src/test/java/com/squareup/workflow/testing/WorkerSinkTest.kt b/workflow-testing/src/test/java/com/squareup/workflow1/testing/WorkerSinkTest.kt
similarity index 98%
rename from workflow-testing/src/test/java/com/squareup/workflow/testing/WorkerSinkTest.kt
rename to workflow-testing/src/test/java/com/squareup/workflow1/testing/WorkerSinkTest.kt
index f23ddec3f1..7c6070a565 100644
--- a/workflow-testing/src/test/java/com/squareup/workflow/testing/WorkerSinkTest.kt
+++ b/workflow-testing/src/test/java/com/squareup/workflow1/testing/WorkerSinkTest.kt
@@ -13,9 +13,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.testing
+package com.squareup.workflow1.testing
 
-import com.squareup.workflow.Worker
+import com.squareup.workflow1.Worker
 import kotlinx.coroutines.CoroutineStart.UNDISPATCHED
 import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.async
diff --git a/workflow-testing/src/test/java/com/squareup/workflow/testing/WorkerTesterTest.kt b/workflow-testing/src/test/java/com/squareup/workflow1/testing/WorkerTesterTest.kt
similarity index 97%
rename from workflow-testing/src/test/java/com/squareup/workflow/testing/WorkerTesterTest.kt
rename to workflow-testing/src/test/java/com/squareup/workflow1/testing/WorkerTesterTest.kt
index a28e96b9f6..860299c1bf 100644
--- a/workflow-testing/src/test/java/com/squareup/workflow/testing/WorkerTesterTest.kt
+++ b/workflow-testing/src/test/java/com/squareup/workflow1/testing/WorkerTesterTest.kt
@@ -13,9 +13,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.testing
+package com.squareup.workflow1.testing
 
-import com.squareup.workflow.Worker
+import com.squareup.workflow1.Worker
 import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.suspendCancellableCoroutine
 import kotlin.test.Test
diff --git a/workflow-testing/src/test/java/com/squareup/workflow/testing/WorkflowTestRuntimeTest.kt b/workflow-testing/src/test/java/com/squareup/workflow1/testing/WorkflowTestRuntimeTest.kt
similarity index 95%
rename from workflow-testing/src/test/java/com/squareup/workflow/testing/WorkflowTestRuntimeTest.kt
rename to workflow-testing/src/test/java/com/squareup/workflow1/testing/WorkflowTestRuntimeTest.kt
index 096cb5d965..d78e3df531 100644
--- a/workflow-testing/src/test/java/com/squareup/workflow/testing/WorkflowTestRuntimeTest.kt
+++ b/workflow-testing/src/test/java/com/squareup/workflow1/testing/WorkflowTestRuntimeTest.kt
@@ -15,16 +15,16 @@
  */
 @file:Suppress("EXPERIMENTAL_API_USAGE")
 
-package com.squareup.workflow.testing
-
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.Worker
-import com.squareup.workflow.Workflow
-import com.squareup.workflow.internal.util.rethrowingUncaughtExceptions
-import com.squareup.workflow.runningWorker
-import com.squareup.workflow.stateful
-import com.squareup.workflow.stateless
-import com.squareup.workflow.testing.WorkflowTestParams.StartMode.StartFromWorkflowSnapshot
+package com.squareup.workflow1.testing
+
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.Worker
+import com.squareup.workflow1.Workflow
+import com.squareup.workflow1.internal.util.rethrowingUncaughtExceptions
+import com.squareup.workflow1.runningWorker
+import com.squareup.workflow1.stateful
+import com.squareup.workflow1.stateless
+import com.squareup.workflow1.testing.WorkflowTestParams.StartMode.StartFromWorkflowSnapshot
 import kotlinx.coroutines.CancellationException
 import kotlinx.coroutines.CompletableDeferred
 import kotlinx.coroutines.Job
diff --git a/workflow-tracing/api/workflow-tracing.api b/workflow-tracing/api/workflow-tracing.api
index 5c2fa1ab81..d03861f31e 100644
--- a/workflow-tracing/api/workflow-tracing.api
+++ b/workflow-tracing/api/workflow-tracing.api
@@ -1,28 +1,28 @@
-public abstract interface class com/squareup/workflow/diagnostic/tracing/MemoryStats {
+public abstract interface class com/squareup/workflow1/diagnostic/tracing/MemoryStats {
 	public abstract fun freeMemory ()J
 	public abstract fun totalMemory ()J
 }
 
-public final class com/squareup/workflow/diagnostic/tracing/RuntimeMemoryStats : com/squareup/workflow/diagnostic/tracing/MemoryStats {
-	public static final field INSTANCE Lcom/squareup/workflow/diagnostic/tracing/RuntimeMemoryStats;
+public final class com/squareup/workflow1/diagnostic/tracing/RuntimeMemoryStats : com/squareup/workflow1/diagnostic/tracing/MemoryStats {
+	public static final field INSTANCE Lcom/squareup/workflow1/diagnostic/tracing/RuntimeMemoryStats;
 	public fun freeMemory ()J
 	public fun totalMemory ()J
 }
 
-public final class com/squareup/workflow/diagnostic/tracing/TracingWorkflowInterceptor : com/squareup/workflow/WorkflowInterceptor {
-	public fun <init> (Lcom/squareup/workflow/diagnostic/tracing/MemoryStats;Lkotlin/jvm/functions/Function2;)V
-	public synthetic fun <init> (Lcom/squareup/workflow/diagnostic/tracing/MemoryStats;Lkotlin/jvm/functions/Function2;ILkotlin/jvm/internal/DefaultConstructorMarker;)V
-	public fun onInitialState (Ljava/lang/Object;Lcom/squareup/workflow/Snapshot;Lkotlin/jvm/functions/Function2;Lcom/squareup/workflow/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
-	public fun onPropsChanged (Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;Lkotlin/jvm/functions/Function3;Lcom/squareup/workflow/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
-	public fun onRender (Ljava/lang/Object;Ljava/lang/Object;Lcom/squareup/workflow/RenderContext;Lkotlin/jvm/functions/Function3;Lcom/squareup/workflow/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
-	public fun onSessionStarted (Lkotlinx/coroutines/CoroutineScope;Lcom/squareup/workflow/WorkflowInterceptor$WorkflowSession;)V
-	public fun onSnapshotState (Ljava/lang/Object;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow/WorkflowInterceptor$WorkflowSession;)Lcom/squareup/workflow/Snapshot;
+public final class com/squareup/workflow1/diagnostic/tracing/TracingWorkflowInterceptor : com/squareup/workflow1/WorkflowInterceptor {
+	public fun <init> (Lcom/squareup/workflow1/diagnostic/tracing/MemoryStats;Lkotlin/jvm/functions/Function2;)V
+	public synthetic fun <init> (Lcom/squareup/workflow1/diagnostic/tracing/MemoryStats;Lkotlin/jvm/functions/Function2;ILkotlin/jvm/internal/DefaultConstructorMarker;)V
+	public fun onInitialState (Ljava/lang/Object;Lcom/squareup/workflow1/Snapshot;Lkotlin/jvm/functions/Function2;Lcom/squareup/workflow1/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
+	public fun onPropsChanged (Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;Lkotlin/jvm/functions/Function3;Lcom/squareup/workflow1/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
+	public fun onRender (Ljava/lang/Object;Ljava/lang/Object;Lcom/squareup/workflow1/RenderContext;Lkotlin/jvm/functions/Function3;Lcom/squareup/workflow1/WorkflowInterceptor$WorkflowSession;)Ljava/lang/Object;
+	public fun onSessionStarted (Lkotlinx/coroutines/CoroutineScope;Lcom/squareup/workflow1/WorkflowInterceptor$WorkflowSession;)V
+	public fun onSnapshotState (Ljava/lang/Object;Lkotlin/jvm/functions/Function1;Lcom/squareup/workflow1/WorkflowInterceptor$WorkflowSession;)Lcom/squareup/workflow1/Snapshot;
 }
 
-public final class com/squareup/workflow/diagnostic/tracing/TracingWorkflowInterceptorKt {
-	public static final fun TracingWorkflowInterceptor (Ljava/io/File;Ljava/lang/String;)Lcom/squareup/workflow/diagnostic/tracing/TracingWorkflowInterceptor;
-	public static final fun TracingWorkflowInterceptor (Ljava/lang/String;Lcom/squareup/workflow/diagnostic/tracing/MemoryStats;Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow/diagnostic/tracing/TracingWorkflowInterceptor;
-	public static synthetic fun TracingWorkflowInterceptor$default (Ljava/io/File;Ljava/lang/String;ILjava/lang/Object;)Lcom/squareup/workflow/diagnostic/tracing/TracingWorkflowInterceptor;
-	public static synthetic fun TracingWorkflowInterceptor$default (Ljava/lang/String;Lcom/squareup/workflow/diagnostic/tracing/MemoryStats;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Lcom/squareup/workflow/diagnostic/tracing/TracingWorkflowInterceptor;
+public final class com/squareup/workflow1/diagnostic/tracing/TracingWorkflowInterceptorKt {
+	public static final fun TracingWorkflowInterceptor (Ljava/io/File;Ljava/lang/String;)Lcom/squareup/workflow1/diagnostic/tracing/TracingWorkflowInterceptor;
+	public static final fun TracingWorkflowInterceptor (Ljava/lang/String;Lcom/squareup/workflow1/diagnostic/tracing/MemoryStats;Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow1/diagnostic/tracing/TracingWorkflowInterceptor;
+	public static synthetic fun TracingWorkflowInterceptor$default (Ljava/io/File;Ljava/lang/String;ILjava/lang/Object;)Lcom/squareup/workflow1/diagnostic/tracing/TracingWorkflowInterceptor;
+	public static synthetic fun TracingWorkflowInterceptor$default (Ljava/lang/String;Lcom/squareup/workflow1/diagnostic/tracing/MemoryStats;Lkotlin/jvm/functions/Function1;ILjava/lang/Object;)Lcom/squareup/workflow1/diagnostic/tracing/TracingWorkflowInterceptor;
 }
 
diff --git a/workflow-tracing/src/main/java/com/squareup/workflow/diagnostic/tracing/GcDetector.kt b/workflow-tracing/src/main/java/com/squareup/workflow1/diagnostic/tracing/GcDetector.kt
similarity index 96%
rename from workflow-tracing/src/main/java/com/squareup/workflow/diagnostic/tracing/GcDetector.kt
rename to workflow-tracing/src/main/java/com/squareup/workflow1/diagnostic/tracing/GcDetector.kt
index d16b7bdd42..7fe13e8216 100644
--- a/workflow-tracing/src/main/java/com/squareup/workflow/diagnostic/tracing/GcDetector.kt
+++ b/workflow-tracing/src/main/java/com/squareup/workflow1/diagnostic/tracing/GcDetector.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.diagnostic.tracing
+package com.squareup.workflow1.diagnostic.tracing
 
 internal typealias GcDetectorConstructor = (onGcDetected: () -> Unit) -> GcDetector
 
diff --git a/workflow-tracing/src/main/java/com/squareup/workflow/diagnostic/tracing/MemoryStats.kt b/workflow-tracing/src/main/java/com/squareup/workflow1/diagnostic/tracing/MemoryStats.kt
similarity index 95%
rename from workflow-tracing/src/main/java/com/squareup/workflow/diagnostic/tracing/MemoryStats.kt
rename to workflow-tracing/src/main/java/com/squareup/workflow1/diagnostic/tracing/MemoryStats.kt
index 795af7252a..04f66a8d9b 100644
--- a/workflow-tracing/src/main/java/com/squareup/workflow/diagnostic/tracing/MemoryStats.kt
+++ b/workflow-tracing/src/main/java/com/squareup/workflow1/diagnostic/tracing/MemoryStats.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.diagnostic.tracing
+package com.squareup.workflow1.diagnostic.tracing
 
 /**
  * Reports free/available memory.
diff --git a/workflow-tracing/src/main/java/com/squareup/workflow/diagnostic/tracing/TracingWorkflowInterceptor.kt b/workflow-tracing/src/main/java/com/squareup/workflow1/diagnostic/tracing/TracingWorkflowInterceptor.kt
similarity index 96%
rename from workflow-tracing/src/main/java/com/squareup/workflow/diagnostic/tracing/TracingWorkflowInterceptor.kt
rename to workflow-tracing/src/main/java/com/squareup/workflow1/diagnostic/tracing/TracingWorkflowInterceptor.kt
index 4946745470..5a8afe4709 100644
--- a/workflow-tracing/src/main/java/com/squareup/workflow/diagnostic/tracing/TracingWorkflowInterceptor.kt
+++ b/workflow-tracing/src/main/java/com/squareup/workflow1/diagnostic/tracing/TracingWorkflowInterceptor.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.diagnostic.tracing
+package com.squareup.workflow1.diagnostic.tracing
 
 import com.squareup.tracing.TraceEncoder
 import com.squareup.tracing.TraceEvent.AsyncDurationBegin
@@ -28,16 +28,16 @@ import com.squareup.tracing.TraceEvent.ObjectCreated
 import com.squareup.tracing.TraceEvent.ObjectDestroyed
 import com.squareup.tracing.TraceEvent.ObjectSnapshot
 import com.squareup.tracing.TraceLogger
-import com.squareup.workflow.ExperimentalWorkflowApi
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Sink
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.WorkflowAction
-import com.squareup.workflow.WorkflowAction.Updater
-import com.squareup.workflow.WorkflowInterceptor
-import com.squareup.workflow.WorkflowInterceptor.WorkflowSession
-import com.squareup.workflow.WorkflowOutput
-import com.squareup.workflow.applyTo
+import com.squareup.workflow1.ExperimentalWorkflowApi
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Sink
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.WorkflowAction
+import com.squareup.workflow1.WorkflowAction.Updater
+import com.squareup.workflow1.WorkflowInterceptor
+import com.squareup.workflow1.WorkflowInterceptor.WorkflowSession
+import com.squareup.workflow1.WorkflowOutput
+import com.squareup.workflow1.applyTo
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Job
 import okio.buffer
diff --git a/workflow-tracing/src/test/java/com/squareup/workflow/diagnostic/tracing/TracingWorkflowInterceptorTest.kt b/workflow-tracing/src/test/java/com/squareup/workflow1/diagnostic/tracing/TracingWorkflowInterceptorTest.kt
similarity index 94%
rename from workflow-tracing/src/test/java/com/squareup/workflow/diagnostic/tracing/TracingWorkflowInterceptorTest.kt
rename to workflow-tracing/src/test/java/com/squareup/workflow1/diagnostic/tracing/TracingWorkflowInterceptorTest.kt
index 1d37f2907e..53aa6f8fe1 100644
--- a/workflow-tracing/src/test/java/com/squareup/workflow/diagnostic/tracing/TracingWorkflowInterceptorTest.kt
+++ b/workflow-tracing/src/test/java/com/squareup/workflow1/diagnostic/tracing/TracingWorkflowInterceptorTest.kt
@@ -13,17 +13,17 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.diagnostic.tracing
+package com.squareup.workflow1.diagnostic.tracing
 
 import com.nhaarman.mockito_kotlin.mock
 import com.squareup.tracing.TraceEncoder
-import com.squareup.workflow.RenderContext
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.StatefulWorkflow
-import com.squareup.workflow.action
-import com.squareup.workflow.asWorker
-import com.squareup.workflow.renderWorkflowIn
-import com.squareup.workflow.runningWorker
+import com.squareup.workflow1.RenderContext
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.StatefulWorkflow
+import com.squareup.workflow1.action
+import com.squareup.workflow1.asWorker
+import com.squareup.workflow1.renderWorkflowIn
+import com.squareup.workflow1.runningWorker
 import kotlinx.coroutines.CompletableDeferred
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers.Unconfined
diff --git a/workflow-tracing/src/test/resources/com/squareup/workflow/diagnostic/tracing/expected_trace_file.txt b/workflow-tracing/src/test/resources/com/squareup/workflow1/diagnostic/tracing/expected_trace_file.txt
similarity index 50%
rename from workflow-tracing/src/test/resources/com/squareup/workflow/diagnostic/tracing/expected_trace_file.txt
rename to workflow-tracing/src/test/resources/com/squareup/workflow1/diagnostic/tracing/expected_trace_file.txt
index e4fc871aca..050b64cb49 100644
--- a/workflow-tracing/src/test/resources/com/squareup/workflow/diagnostic/tracing/expected_trace_file.txt
+++ b/workflow-tracing/src/test/resources/com/squareup/workflow1/diagnostic/tracing/expected_trace_file.txt
@@ -1,1077 +1,1077 @@
 [
-{"name":"process_name","ph":"M","ts":0,"pid":0,"tid":0,"args":{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow)"}},
+{"name":"process_name","ph":"M","ts":0,"pid":0,"tid":0,"args":{"name":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow)"}},
 {"name":"thread_name","ph":"M","ts":0,"pid":0,"tid":0,"args":{"name":"Profiling"}},
 {"name":"GC detected","cat":"system","ph":"i","ts":0,"pid":0,"tid":0,"s":"g","args":{"freeMemory":42,"totalMemory":43}},
 {"name":"used/free memory","ph":"C","ts":0,"pid":0,"tid":0,"args":{"usedMemory":1,"freeMemory":42}},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"workflow","ph":"b","ts":0,"pid":0,"tid":0,"id":"workflow","args":{"workflowId":"0","initialProps":"0","initialState":"initial","restoredFromSnapshot":false}},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","ph":"N","ts":0,"pid":0,"tid":0,"id":"0"},
+{"name":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"workflow","ph":"b","ts":0,"pid":0,"tid":0,"id":"workflow","args":{"workflowId":"0","initialProps":"0","initialState":"initial","restoredFromSnapshot":false}},
+{"name":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","ph":"N","ts":0,"pid":0,"tid":0,"id":"0"},
 {"name":"Render Pass","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"props":"0"}},
 {"name":"used/free memory","ph":"C","ts":0,"pid":0,"tid":0,"args":{"usedMemory":1,"freeMemory":42}},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"workflowId":"0","props":"0","state":"initial"}},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"initial"}},
+{"name":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"workflowId":"0","props":"0","state":"initial"}},
+{"name":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"initial"}},
 {"name":"Render Pass","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"initial"}},
 {"name":"used/free memory","ph":"C","ts":0,"pid":0,"tid":0,"args":{"usedMemory":1,"freeMemory":42}},
 {"name":"Snapshot","ph":"B","ts":0,"pid":0,"tid":0,"args":{}},
 {"name":"Snapshot","ph":"E","ts":0,"pid":0,"tid":0,"args":{}},
 {"name":"Props changed: {root}","ph":"i","ts":0,"pid":0,"tid":0,"s":"t","args":{"oldProps":"0","newProps":"1","oldState":"initial","newState":"changed state"}},
-{"name":"Props changed: WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","ph":"i","ts":0,"pid":0,"tid":0,"s":"t","args":{"oldProps":"0","newProps":"1","oldState":"initial","newState":"changed state"}},
+{"name":"Props changed: WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","ph":"i","ts":0,"pid":0,"tid":0,"s":"t","args":{"oldProps":"0","newProps":"1","oldState":"initial","newState":"changed state"}},
 {"name":"Render Pass","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"props":"1"}},
 {"name":"used/free memory","ph":"C","ts":0,"pid":0,"tid":0,"args":{"usedMemory":1,"freeMemory":42}},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"workflowId":"0","props":"1","state":"changed state"}},
+{"name":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"workflowId":"0","props":"1","state":"changed state"}},
 {"name":"GC detected","cat":"system","ph":"i","ts":0,"pid":0,"tid":0,"s":"g","args":{"freeMemory":42,"totalMemory":43}},
 {"name":"used/free memory","ph":"C","ts":0,"pid":0,"tid":0,"args":{"usedMemory":1,"freeMemory":42}},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (1)","cat":"workflow","ph":"b","ts":0,"pid":0,"tid":0,"id":"workflow","args":{"workflowId":"1","initialProps":"0","initialState":"initial","restoredFromSnapshot":false,"parent":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)"}},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (1)","ph":"N","ts":0,"pid":0,"tid":0,"id":"1"},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (1)","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"workflowId":"1","props":"0","state":"initial"}},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (1)","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"initial"}},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"rendering"}},
+{"name":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (1)","cat":"workflow","ph":"b","ts":0,"pid":0,"tid":0,"id":"workflow","args":{"workflowId":"1","initialProps":"0","initialState":"initial","restoredFromSnapshot":false,"parent":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)"}},
+{"name":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (1)","ph":"N","ts":0,"pid":0,"tid":0,"id":"1"},
+{"name":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (1)","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"workflowId":"1","props":"0","state":"initial"}},
+{"name":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (1)","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"initial"}},
+{"name":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"rendering"}},
 {"name":"Render Pass","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"rendering"}},
 {"name":"used/free memory","ph":"C","ts":0,"pid":0,"tid":0,"args":{"usedMemory":1,"freeMemory":42}},
 {"name":"Snapshot","ph":"B","ts":0,"pid":0,"tid":0,"args":{}},
 {"name":"Snapshot","ph":"E","ts":0,"pid":0,"tid":0,"args":{}},
 {"name":"Props changed: {root}","ph":"i","ts":0,"pid":0,"tid":0,"s":"t","args":{"oldProps":"1","newProps":"2","oldState":"changed state","newState":"{no change}"}},
-{"name":"Props changed: WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","ph":"i","ts":0,"pid":0,"tid":0,"s":"t","args":{"oldProps":"1","newProps":"2","oldState":"changed state","newState":"{no change}"}},
+{"name":"Props changed: WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","ph":"i","ts":0,"pid":0,"tid":0,"s":"t","args":{"oldProps":"1","newProps":"2","oldState":"changed state","newState":"{no change}"}},
 {"name":"Render Pass","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"props":"2"}},
 {"name":"used/free memory","ph":"C","ts":0,"pid":0,"tid":0,"args":{"usedMemory":1,"freeMemory":42}},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"workflowId":"0","props":"2","state":"changed state"}},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (1)","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"workflowId":"1","props":"0","state":"initial"}},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (1)","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"initial"}},
-{"name":"worker com.squareup.workflow.Worker<kotlin.String> (2)","cat":"workflow","ph":"b","ts":0,"pid":0,"tid":0,"id":"workflow","args":{"workflowId":"2","initialProps":"TypedWorker(kotlin.String)","initialState":"0","restoredFromSnapshot":false,"parent":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)"}},
-{"name":"worker com.squareup.workflow.Worker<kotlin.String> (2)","ph":"N","ts":0,"pid":0,"tid":0,"id":"2"},
-{"name":"worker com.squareup.workflow.Worker<kotlin.String> (2)","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"workflowId":"2","props":"TypedWorker(kotlin.String)","state":"0"}},
-{"name":"worker com.squareup.workflow.Worker<kotlin.String> (2)","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"kotlin.Unit"}},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"rendering"}},
+{"name":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"workflowId":"0","props":"2","state":"changed state"}},
+{"name":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (1)","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"workflowId":"1","props":"0","state":"initial"}},
+{"name":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (1)","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"initial"}},
+{"name":"worker com.squareup.workflow1.Worker<kotlin.String> (2)","cat":"workflow","ph":"b","ts":0,"pid":0,"tid":0,"id":"workflow","args":{"workflowId":"2","initialProps":"TypedWorker(kotlin.String)","initialState":"0","restoredFromSnapshot":false,"parent":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)"}},
+{"name":"worker com.squareup.workflow1.Worker<kotlin.String> (2)","ph":"N","ts":0,"pid":0,"tid":0,"id":"2"},
+{"name":"worker com.squareup.workflow1.Worker<kotlin.String> (2)","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"workflowId":"2","props":"TypedWorker(kotlin.String)","state":"0"}},
+{"name":"worker com.squareup.workflow1.Worker<kotlin.String> (2)","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"kotlin.Unit"}},
+{"name":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"rendering"}},
 {"name":"Render Pass","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"rendering"}},
 {"name":"used/free memory","ph":"C","ts":0,"pid":0,"tid":0,"args":{"usedMemory":1,"freeMemory":42}},
 {"name":"Snapshot","ph":"B","ts":0,"pid":0,"tid":0,"args":{}},
 {"name":"Snapshot","ph":"E","ts":0,"pid":0,"tid":0,"args":{}},
 {"name":"Props changed: {root}","ph":"i","ts":0,"pid":0,"tid":0,"s":"t","args":{"oldProps":"2","newProps":"3","oldState":"changed state","newState":"{no change}"}},
-{"name":"Props changed: WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","ph":"i","ts":0,"pid":0,"tid":0,"s":"t","args":{"oldProps":"2","newProps":"3","oldState":"changed state","newState":"{no change}"}},
+{"name":"Props changed: WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","ph":"i","ts":0,"pid":0,"tid":0,"s":"t","args":{"oldProps":"2","newProps":"3","oldState":"changed state","newState":"{no change}"}},
 {"name":"Render Pass","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"props":"3"}},
 {"name":"used/free memory","ph":"C","ts":0,"pid":0,"tid":0,"args":{"usedMemory":1,"freeMemory":42}},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"workflowId":"0","props":"3","state":"changed state"}},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (1)","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"workflowId":"1","props":"0","state":"initial"}},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (1)","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"initial"}},
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 {"name":"used/free memory","ph":"C","ts":0,"pid":0,"tid":0,"args":{"usedMemory":1,"freeMemory":42}},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"workflowId":"0","props":"93","state":"changed state"}},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"final"}},
+{"name":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"workflowId":"0","props":"93","state":"changed state"}},
+{"name":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"final"}},
 {"name":"Render Pass","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"final"}},
 {"name":"used/free memory","ph":"C","ts":0,"pid":0,"tid":0,"args":{"usedMemory":1,"freeMemory":42}},
 {"name":"Snapshot","ph":"B","ts":0,"pid":0,"tid":0,"args":{}},
 {"name":"Snapshot","ph":"E","ts":0,"pid":0,"tid":0,"args":{}},
 {"name":"Props changed: {root}","ph":"i","ts":0,"pid":0,"tid":0,"s":"t","args":{"oldProps":"93","newProps":"94","oldState":"changed state","newState":"{no change}"}},
-{"name":"Props changed: WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","ph":"i","ts":0,"pid":0,"tid":0,"s":"t","args":{"oldProps":"93","newProps":"94","oldState":"changed state","newState":"{no change}"}},
+{"name":"Props changed: WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","ph":"i","ts":0,"pid":0,"tid":0,"s":"t","args":{"oldProps":"93","newProps":"94","oldState":"changed state","newState":"{no change}"}},
 {"name":"Render Pass","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"props":"94"}},
 {"name":"used/free memory","ph":"C","ts":0,"pid":0,"tid":0,"args":{"usedMemory":1,"freeMemory":42}},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"workflowId":"0","props":"94","state":"changed state"}},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"final"}},
+{"name":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"workflowId":"0","props":"94","state":"changed state"}},
+{"name":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"final"}},
 {"name":"Render Pass","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"final"}},
 {"name":"used/free memory","ph":"C","ts":0,"pid":0,"tid":0,"args":{"usedMemory":1,"freeMemory":42}},
 {"name":"Snapshot","ph":"B","ts":0,"pid":0,"tid":0,"args":{}},
 {"name":"Snapshot","ph":"E","ts":0,"pid":0,"tid":0,"args":{}},
 {"name":"Props changed: {root}","ph":"i","ts":0,"pid":0,"tid":0,"s":"t","args":{"oldProps":"94","newProps":"95","oldState":"changed state","newState":"{no change}"}},
-{"name":"Props changed: WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","ph":"i","ts":0,"pid":0,"tid":0,"s":"t","args":{"oldProps":"94","newProps":"95","oldState":"changed state","newState":"{no change}"}},
+{"name":"Props changed: WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","ph":"i","ts":0,"pid":0,"tid":0,"s":"t","args":{"oldProps":"94","newProps":"95","oldState":"changed state","newState":"{no change}"}},
 {"name":"Render Pass","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"props":"95"}},
 {"name":"used/free memory","ph":"C","ts":0,"pid":0,"tid":0,"args":{"usedMemory":1,"freeMemory":42}},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"workflowId":"0","props":"95","state":"changed state"}},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"final"}},
+{"name":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"workflowId":"0","props":"95","state":"changed state"}},
+{"name":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"final"}},
 {"name":"Render Pass","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"final"}},
 {"name":"used/free memory","ph":"C","ts":0,"pid":0,"tid":0,"args":{"usedMemory":1,"freeMemory":42}},
 {"name":"Snapshot","ph":"B","ts":0,"pid":0,"tid":0,"args":{}},
 {"name":"Snapshot","ph":"E","ts":0,"pid":0,"tid":0,"args":{}},
 {"name":"Props changed: {root}","ph":"i","ts":0,"pid":0,"tid":0,"s":"t","args":{"oldProps":"95","newProps":"96","oldState":"changed state","newState":"{no change}"}},
-{"name":"Props changed: WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","ph":"i","ts":0,"pid":0,"tid":0,"s":"t","args":{"oldProps":"95","newProps":"96","oldState":"changed state","newState":"{no change}"}},
+{"name":"Props changed: WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","ph":"i","ts":0,"pid":0,"tid":0,"s":"t","args":{"oldProps":"95","newProps":"96","oldState":"changed state","newState":"{no change}"}},
 {"name":"Render Pass","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"props":"96"}},
 {"name":"used/free memory","ph":"C","ts":0,"pid":0,"tid":0,"args":{"usedMemory":1,"freeMemory":42}},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"workflowId":"0","props":"96","state":"changed state"}},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"final"}},
+{"name":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"workflowId":"0","props":"96","state":"changed state"}},
+{"name":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"final"}},
 {"name":"Render Pass","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"final"}},
 {"name":"used/free memory","ph":"C","ts":0,"pid":0,"tid":0,"args":{"usedMemory":1,"freeMemory":42}},
 {"name":"Snapshot","ph":"B","ts":0,"pid":0,"tid":0,"args":{}},
 {"name":"Snapshot","ph":"E","ts":0,"pid":0,"tid":0,"args":{}},
 {"name":"Props changed: {root}","ph":"i","ts":0,"pid":0,"tid":0,"s":"t","args":{"oldProps":"96","newProps":"97","oldState":"changed state","newState":"{no change}"}},
-{"name":"Props changed: WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","ph":"i","ts":0,"pid":0,"tid":0,"s":"t","args":{"oldProps":"96","newProps":"97","oldState":"changed state","newState":"{no change}"}},
+{"name":"Props changed: WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","ph":"i","ts":0,"pid":0,"tid":0,"s":"t","args":{"oldProps":"96","newProps":"97","oldState":"changed state","newState":"{no change}"}},
 {"name":"Render Pass","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"props":"97"}},
 {"name":"used/free memory","ph":"C","ts":0,"pid":0,"tid":0,"args":{"usedMemory":1,"freeMemory":42}},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"workflowId":"0","props":"97","state":"changed state"}},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"final"}},
+{"name":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"workflowId":"0","props":"97","state":"changed state"}},
+{"name":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"final"}},
 {"name":"Render Pass","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"final"}},
 {"name":"used/free memory","ph":"C","ts":0,"pid":0,"tid":0,"args":{"usedMemory":1,"freeMemory":42}},
 {"name":"Snapshot","ph":"B","ts":0,"pid":0,"tid":0,"args":{}},
 {"name":"Snapshot","ph":"E","ts":0,"pid":0,"tid":0,"args":{}},
 {"name":"Props changed: {root}","ph":"i","ts":0,"pid":0,"tid":0,"s":"t","args":{"oldProps":"97","newProps":"98","oldState":"changed state","newState":"{no change}"}},
-{"name":"Props changed: WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","ph":"i","ts":0,"pid":0,"tid":0,"s":"t","args":{"oldProps":"97","newProps":"98","oldState":"changed state","newState":"{no change}"}},
+{"name":"Props changed: WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","ph":"i","ts":0,"pid":0,"tid":0,"s":"t","args":{"oldProps":"97","newProps":"98","oldState":"changed state","newState":"{no change}"}},
 {"name":"Render Pass","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"props":"98"}},
 {"name":"used/free memory","ph":"C","ts":0,"pid":0,"tid":0,"args":{"usedMemory":1,"freeMemory":42}},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"workflowId":"0","props":"98","state":"changed state"}},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"final"}},
+{"name":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"workflowId":"0","props":"98","state":"changed state"}},
+{"name":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"final"}},
 {"name":"Render Pass","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"final"}},
 {"name":"used/free memory","ph":"C","ts":0,"pid":0,"tid":0,"args":{"usedMemory":1,"freeMemory":42}},
 {"name":"Snapshot","ph":"B","ts":0,"pid":0,"tid":0,"args":{}},
 {"name":"Snapshot","ph":"E","ts":0,"pid":0,"tid":0,"args":{}},
 {"name":"Props changed: {root}","ph":"i","ts":0,"pid":0,"tid":0,"s":"t","args":{"oldProps":"98","newProps":"99","oldState":"changed state","newState":"{no change}"}},
-{"name":"Props changed: WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","ph":"i","ts":0,"pid":0,"tid":0,"s":"t","args":{"oldProps":"98","newProps":"99","oldState":"changed state","newState":"{no change}"}},
+{"name":"Props changed: WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","ph":"i","ts":0,"pid":0,"tid":0,"s":"t","args":{"oldProps":"98","newProps":"99","oldState":"changed state","newState":"{no change}"}},
 {"name":"Render Pass","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"props":"99"}},
 {"name":"used/free memory","ph":"C","ts":0,"pid":0,"tid":0,"args":{"usedMemory":1,"freeMemory":42}},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"workflowId":"0","props":"99","state":"changed state"}},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"final"}},
+{"name":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"workflowId":"0","props":"99","state":"changed state"}},
+{"name":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"final"}},
 {"name":"Render Pass","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"final"}},
 {"name":"used/free memory","ph":"C","ts":0,"pid":0,"tid":0,"args":{"usedMemory":1,"freeMemory":42}},
 {"name":"Snapshot","ph":"B","ts":0,"pid":0,"tid":0,"args":{}},
 {"name":"Snapshot","ph":"E","ts":0,"pid":0,"tid":0,"args":{}},
 {"name":"Props changed: {root}","ph":"i","ts":0,"pid":0,"tid":0,"s":"t","args":{"oldProps":"99","newProps":"100","oldState":"changed state","newState":"{no change}"}},
-{"name":"Props changed: WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","ph":"i","ts":0,"pid":0,"tid":0,"s":"t","args":{"oldProps":"99","newProps":"100","oldState":"changed state","newState":"{no change}"}},
+{"name":"Props changed: WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","ph":"i","ts":0,"pid":0,"tid":0,"s":"t","args":{"oldProps":"99","newProps":"100","oldState":"changed state","newState":"{no change}"}},
 {"name":"Render Pass","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"props":"100"}},
 {"name":"used/free memory","ph":"C","ts":0,"pid":0,"tid":0,"args":{"usedMemory":1,"freeMemory":42}},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"workflowId":"0","props":"100","state":"changed state"}},
-{"name":"WorkflowIdentifier(com.squareup.workflow.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"final"}},
+{"name":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"B","ts":0,"pid":0,"tid":0,"args":{"workflowId":"0","props":"100","state":"changed state"}},
+{"name":"WorkflowIdentifier(com.squareup.workflow1.diagnostic.tracing.TracingWorkflowInterceptorTest$TestWorkflow) (0)","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"final"}},
 {"name":"Render Pass","cat":"rendering","ph":"E","ts":0,"pid":0,"tid":0,"args":{"rendering":"final"}},
 {"name":"used/free memory","ph":"C","ts":0,"pid":0,"tid":0,"args":{"usedMemory":1,"freeMemory":42}},
 {"name":"Snapshot","ph":"B","ts":0,"pid":0,"tid":0,"args":{}},
diff --git a/workflow-ui/backstack-android/api/backstack-android.api b/workflow-ui/backstack-android/api/backstack-android.api
index a269c26b89..af2e2287d6 100644
--- a/workflow-ui/backstack-android/api/backstack-android.api
+++ b/workflow-ui/backstack-android/api/backstack-android.api
@@ -1,19 +1,19 @@
-public final class com/squareup/workflow/ui/backstack/BackStackConfig : java/lang/Enum {
-	public static final field Companion Lcom/squareup/workflow/ui/backstack/BackStackConfig$Companion;
-	public static final field First Lcom/squareup/workflow/ui/backstack/BackStackConfig;
-	public static final field None Lcom/squareup/workflow/ui/backstack/BackStackConfig;
-	public static final field Other Lcom/squareup/workflow/ui/backstack/BackStackConfig;
-	public static fun valueOf (Ljava/lang/String;)Lcom/squareup/workflow/ui/backstack/BackStackConfig;
-	public static fun values ()[Lcom/squareup/workflow/ui/backstack/BackStackConfig;
+public final class com/squareup/workflow1/ui/backstack/BackStackConfig : java/lang/Enum {
+	public static final field Companion Lcom/squareup/workflow1/ui/backstack/BackStackConfig$Companion;
+	public static final field First Lcom/squareup/workflow1/ui/backstack/BackStackConfig;
+	public static final field None Lcom/squareup/workflow1/ui/backstack/BackStackConfig;
+	public static final field Other Lcom/squareup/workflow1/ui/backstack/BackStackConfig;
+	public static fun valueOf (Ljava/lang/String;)Lcom/squareup/workflow1/ui/backstack/BackStackConfig;
+	public static fun values ()[Lcom/squareup/workflow1/ui/backstack/BackStackConfig;
 }
 
-public final class com/squareup/workflow/ui/backstack/BackStackConfig$Companion : com/squareup/workflow/ui/ViewEnvironmentKey {
-	public fun getDefault ()Lcom/squareup/workflow/ui/backstack/BackStackConfig;
+public final class com/squareup/workflow1/ui/backstack/BackStackConfig$Companion : com/squareup/workflow1/ui/ViewEnvironmentKey {
+	public fun getDefault ()Lcom/squareup/workflow1/ui/backstack/BackStackConfig;
 	public synthetic fun getDefault ()Ljava/lang/Object;
 }
 
-public class com/squareup/workflow/ui/backstack/BackStackContainer : android/widget/FrameLayout {
-	public static final field Companion Lcom/squareup/workflow/ui/backstack/BackStackContainer$Companion;
+public class com/squareup/workflow1/ui/backstack/BackStackContainer : android/widget/FrameLayout {
+	public static final field Companion Lcom/squareup/workflow1/ui/backstack/BackStackContainer$Companion;
 	public fun <init> (Landroid/content/Context;)V
 	public fun <init> (Landroid/content/Context;Landroid/util/AttributeSet;)V
 	public fun <init> (Landroid/content/Context;Landroid/util/AttributeSet;I)V
@@ -22,16 +22,16 @@ public class com/squareup/workflow/ui/backstack/BackStackContainer : android/wid
 	protected fun onRestoreInstanceState (Landroid/os/Parcelable;)V
 	protected fun onSaveInstanceState ()Landroid/os/Parcelable;
 	protected fun performTransition (Landroid/view/View;Landroid/view/View;Z)V
-	protected final fun update (Lcom/squareup/workflow/ui/backstack/BackStackScreen;Lcom/squareup/workflow/ui/ViewEnvironment;)V
+	protected final fun update (Lcom/squareup/workflow1/ui/backstack/BackStackScreen;Lcom/squareup/workflow1/ui/ViewEnvironment;)V
 }
 
-public final class com/squareup/workflow/ui/backstack/BackStackContainer$Companion : com/squareup/workflow/ui/ViewFactory {
-	public fun buildView (Lcom/squareup/workflow/ui/backstack/BackStackScreen;Lcom/squareup/workflow/ui/ViewEnvironment;Landroid/content/Context;Landroid/view/ViewGroup;)Landroid/view/View;
-	public synthetic fun buildView (Ljava/lang/Object;Lcom/squareup/workflow/ui/ViewEnvironment;Landroid/content/Context;Landroid/view/ViewGroup;)Landroid/view/View;
+public final class com/squareup/workflow1/ui/backstack/BackStackContainer$Companion : com/squareup/workflow1/ui/ViewFactory {
+	public fun buildView (Lcom/squareup/workflow1/ui/backstack/BackStackScreen;Lcom/squareup/workflow1/ui/ViewEnvironment;Landroid/content/Context;Landroid/view/ViewGroup;)Landroid/view/View;
+	public synthetic fun buildView (Ljava/lang/Object;Lcom/squareup/workflow1/ui/ViewEnvironment;Landroid/content/Context;Landroid/view/ViewGroup;)Landroid/view/View;
 	public fun getType ()Lkotlin/reflect/KClass;
 }
 
-public final class com/squareup/workflow/ui/backstack/BuildConfig {
+public final class com/squareup/workflow1/ui/backstack/BuildConfig {
 	public static final field BUILD_TYPE Ljava/lang/String;
 	public static final field DEBUG Z
 	public static final field LIBRARY_PACKAGE_NAME Ljava/lang/String;
@@ -40,45 +40,45 @@ public final class com/squareup/workflow/ui/backstack/BuildConfig {
 	public fun <init> ()V
 }
 
-public final class com/squareup/workflow/ui/backstack/ViewStateCache : android/os/Parcelable {
-	public static final field CREATOR Lcom/squareup/workflow/ui/backstack/ViewStateCache$CREATOR;
+public final class com/squareup/workflow1/ui/backstack/ViewStateCache : android/os/Parcelable {
+	public static final field CREATOR Lcom/squareup/workflow1/ui/backstack/ViewStateCache$CREATOR;
 	public fun <init> ()V
 	public synthetic fun <init> (Ljava/util/Map;Lkotlin/jvm/internal/DefaultConstructorMarker;)V
 	public fun describeContents ()I
 	public final fun prune (Ljava/util/Collection;)V
-	public final fun restore (Lcom/squareup/workflow/ui/backstack/ViewStateCache;)V
+	public final fun restore (Lcom/squareup/workflow1/ui/backstack/ViewStateCache;)V
 	public final fun update (Ljava/util/Collection;Landroid/view/View;Landroid/view/View;)V
 	public fun writeToParcel (Landroid/os/Parcel;I)V
 }
 
-public final class com/squareup/workflow/ui/backstack/ViewStateCache$CREATOR : android/os/Parcelable$Creator {
-	public fun createFromParcel (Landroid/os/Parcel;)Lcom/squareup/workflow/ui/backstack/ViewStateCache;
+public final class com/squareup/workflow1/ui/backstack/ViewStateCache$CREATOR : android/os/Parcelable$Creator {
+	public fun createFromParcel (Landroid/os/Parcel;)Lcom/squareup/workflow1/ui/backstack/ViewStateCache;
 	public synthetic fun createFromParcel (Landroid/os/Parcel;)Ljava/lang/Object;
-	public fun newArray (I)[Lcom/squareup/workflow/ui/backstack/ViewStateCache;
+	public fun newArray (I)[Lcom/squareup/workflow1/ui/backstack/ViewStateCache;
 	public synthetic fun newArray (I)[Ljava/lang/Object;
 }
 
-public final class com/squareup/workflow/ui/backstack/ViewStateCache$SavedState : android/view/View$BaseSavedState {
-	public static final field CREATOR Lcom/squareup/workflow/ui/backstack/ViewStateCache$SavedState$CREATOR;
+public final class com/squareup/workflow1/ui/backstack/ViewStateCache$SavedState : android/view/View$BaseSavedState {
+	public static final field CREATOR Lcom/squareup/workflow1/ui/backstack/ViewStateCache$SavedState$CREATOR;
 	public fun <init> (Landroid/os/Parcel;)V
-	public fun <init> (Landroid/os/Parcelable;Lcom/squareup/workflow/ui/backstack/ViewStateCache;)V
-	public final fun getViewStateCache ()Lcom/squareup/workflow/ui/backstack/ViewStateCache;
+	public fun <init> (Landroid/os/Parcelable;Lcom/squareup/workflow1/ui/backstack/ViewStateCache;)V
+	public final fun getViewStateCache ()Lcom/squareup/workflow1/ui/backstack/ViewStateCache;
 	public fun writeToParcel (Landroid/os/Parcel;I)V
 }
 
-public final class com/squareup/workflow/ui/backstack/ViewStateCache$SavedState$CREATOR : android/os/Parcelable$Creator {
-	public fun createFromParcel (Landroid/os/Parcel;)Lcom/squareup/workflow/ui/backstack/ViewStateCache$SavedState;
+public final class com/squareup/workflow1/ui/backstack/ViewStateCache$SavedState$CREATOR : android/os/Parcelable$Creator {
+	public fun createFromParcel (Landroid/os/Parcel;)Lcom/squareup/workflow1/ui/backstack/ViewStateCache$SavedState;
 	public synthetic fun createFromParcel (Landroid/os/Parcel;)Ljava/lang/Object;
-	public fun newArray (I)[Lcom/squareup/workflow/ui/backstack/ViewStateCache$SavedState;
+	public fun newArray (I)[Lcom/squareup/workflow1/ui/backstack/ViewStateCache$SavedState;
 	public synthetic fun newArray (I)[Ljava/lang/Object;
 }
 
-public final class com/squareup/workflow/ui/backstack/databinding/ViewStackLayoutBinding : androidx/viewbinding/ViewBinding {
-	public final field viewStack Lcom/squareup/workflow/ui/backstack/BackStackContainer;
-	public static fun bind (Landroid/view/View;)Lcom/squareup/workflow/ui/backstack/databinding/ViewStackLayoutBinding;
+public final class com/squareup/workflow1/ui/backstack/databinding/ViewStackLayoutBinding : androidx/viewbinding/ViewBinding {
+	public final field viewStack Lcom/squareup/workflow1/ui/backstack/BackStackContainer;
+	public static fun bind (Landroid/view/View;)Lcom/squareup/workflow1/ui/backstack/databinding/ViewStackLayoutBinding;
 	public synthetic fun getRoot ()Landroid/view/View;
-	public fun getRoot ()Lcom/squareup/workflow/ui/backstack/BackStackContainer;
-	public static fun inflate (Landroid/view/LayoutInflater;)Lcom/squareup/workflow/ui/backstack/databinding/ViewStackLayoutBinding;
-	public static fun inflate (Landroid/view/LayoutInflater;Landroid/view/ViewGroup;Z)Lcom/squareup/workflow/ui/backstack/databinding/ViewStackLayoutBinding;
+	public fun getRoot ()Lcom/squareup/workflow1/ui/backstack/BackStackContainer;
+	public static fun inflate (Landroid/view/LayoutInflater;)Lcom/squareup/workflow1/ui/backstack/databinding/ViewStackLayoutBinding;
+	public static fun inflate (Landroid/view/LayoutInflater;Landroid/view/ViewGroup;Z)Lcom/squareup/workflow1/ui/backstack/databinding/ViewStackLayoutBinding;
 }
 
diff --git a/workflow-ui/backstack-android/src/main/AndroidManifest.xml b/workflow-ui/backstack-android/src/main/AndroidManifest.xml
index 188e7819ec..4929f82dc0 100644
--- a/workflow-ui/backstack-android/src/main/AndroidManifest.xml
+++ b/workflow-ui/backstack-android/src/main/AndroidManifest.xml
@@ -13,4 +13,4 @@
   ~ See the License for the specific language governing permissions and
   ~ limitations under the License.
   -->
-<manifest package="com.squareup.workflow.ui.backstack"/>
+<manifest package="com.squareup.workflow1.ui.backstack"/>
diff --git a/workflow-ui/backstack-android/src/main/java/com/squareup/workflow/ui/backstack/BackStackConfig.kt b/workflow-ui/backstack-android/src/main/java/com/squareup/workflow1/ui/backstack/BackStackConfig.kt
similarity index 82%
rename from workflow-ui/backstack-android/src/main/java/com/squareup/workflow/ui/backstack/BackStackConfig.kt
rename to workflow-ui/backstack-android/src/main/java/com/squareup/workflow1/ui/backstack/BackStackConfig.kt
index 3bfc55922b..4a66da4d8b 100644
--- a/workflow-ui/backstack-android/src/main/java/com/squareup/workflow/ui/backstack/BackStackConfig.kt
+++ b/workflow-ui/backstack-android/src/main/java/com/squareup/workflow1/ui/backstack/BackStackConfig.kt
@@ -13,12 +13,12 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui.backstack
+package com.squareup.workflow1.ui.backstack
 
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.ViewEnvironmentKey
-import com.squareup.workflow.ui.backstack.BackStackConfig.First
-import com.squareup.workflow.ui.backstack.BackStackConfig.Other
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.ViewEnvironmentKey
+import com.squareup.workflow1.ui.backstack.BackStackConfig.First
+import com.squareup.workflow1.ui.backstack.BackStackConfig.Other
 
 /**
  * Informs views whether they're children of a [BackStackContainer],
diff --git a/workflow-ui/backstack-android/src/main/java/com/squareup/workflow/ui/backstack/BackStackContainer.kt b/workflow-ui/backstack-android/src/main/java/com/squareup/workflow1/ui/backstack/BackStackContainer.kt
similarity index 88%
rename from workflow-ui/backstack-android/src/main/java/com/squareup/workflow/ui/backstack/BackStackContainer.kt
rename to workflow-ui/backstack-android/src/main/java/com/squareup/workflow1/ui/backstack/BackStackContainer.kt
index bae924d16f..54ff14ae4a 100644
--- a/workflow-ui/backstack-android/src/main/java/com/squareup/workflow/ui/backstack/BackStackContainer.kt
+++ b/workflow-ui/backstack-android/src/main/java/com/squareup/workflow1/ui/backstack/BackStackContainer.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui.backstack
+package com.squareup.workflow1.ui.backstack
 
 import android.content.Context
 import android.os.Parcelable
@@ -28,19 +28,19 @@ import androidx.transition.Scene
 import androidx.transition.Slide
 import androidx.transition.TransitionManager
 import androidx.transition.TransitionSet
-import com.squareup.workflow.ui.BuilderBinding
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.Named
-import com.squareup.workflow.ui.ViewFactory
-import com.squareup.workflow.ui.ViewEnvironment
-import com.squareup.workflow.ui.ViewRegistry
-import com.squareup.workflow.ui.backstack.BackStackConfig.First
-import com.squareup.workflow.ui.backstack.BackStackConfig.Other
-import com.squareup.workflow.ui.bindShowRendering
-import com.squareup.workflow.ui.buildView
-import com.squareup.workflow.ui.canShowRendering
-import com.squareup.workflow.ui.compatible
-import com.squareup.workflow.ui.showRendering
+import com.squareup.workflow1.ui.BuilderBinding
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.Named
+import com.squareup.workflow1.ui.ViewFactory
+import com.squareup.workflow1.ui.ViewEnvironment
+import com.squareup.workflow1.ui.ViewRegistry
+import com.squareup.workflow1.ui.backstack.BackStackConfig.First
+import com.squareup.workflow1.ui.backstack.BackStackConfig.Other
+import com.squareup.workflow1.ui.bindShowRendering
+import com.squareup.workflow1.ui.buildView
+import com.squareup.workflow1.ui.canShowRendering
+import com.squareup.workflow1.ui.compatible
+import com.squareup.workflow1.ui.showRendering
 
 /**
  * A container view that can display a stream of [BackStackScreen] instances.
diff --git a/workflow-ui/backstack-android/src/main/java/com/squareup/workflow/ui/backstack/ViewStateCache.kt b/workflow-ui/backstack-android/src/main/java/com/squareup/workflow1/ui/backstack/ViewStateCache.kt
similarity index 91%
rename from workflow-ui/backstack-android/src/main/java/com/squareup/workflow/ui/backstack/ViewStateCache.kt
rename to workflow-ui/backstack-android/src/main/java/com/squareup/workflow1/ui/backstack/ViewStateCache.kt
index 1eb6085d39..a7f0448b6d 100644
--- a/workflow-ui/backstack-android/src/main/java/com/squareup/workflow/ui/backstack/ViewStateCache.kt
+++ b/workflow-ui/backstack-android/src/main/java/com/squareup/workflow1/ui/backstack/ViewStateCache.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui.backstack
+package com.squareup.workflow1.ui.backstack
 
 import android.os.Parcel
 import android.os.Parcelable
@@ -21,10 +21,10 @@ import android.os.Parcelable.Creator
 import android.util.SparseArray
 import android.view.View
 import android.view.View.BaseSavedState
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.Named
-import com.squareup.workflow.ui.backstack.ViewStateCache.SavedState
-import com.squareup.workflow.ui.getRendering
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.Named
+import com.squareup.workflow1.ui.backstack.ViewStateCache.SavedState
+import com.squareup.workflow1.ui.getRendering
 
 /**
  * Handles persistence chores for container views that manage a set of [Named] renderings,
@@ -43,7 +43,7 @@ class ViewStateCache private constructor(
   /**
    * To be called when the set of hidden views changes but the visible view remains
    * the same. Any cached view state held for renderings that are not
-   * [compatible][com.squareup.workflow.ui.compatible] those in [retaining] will be dropped.
+   * [compatible][com.squareup.workflow1.ui.compatible] those in [retaining] will be dropped.
    */
   fun prune(retaining: Collection<Named<*>>) {
     pruneKeys(retaining.map { it.compatibilityKey })
@@ -61,11 +61,11 @@ class ViewStateCache private constructor(
    *
    * @param oldViewMaybe the view that is being removed, if any, which is expected to be showing
    * a [Named] rendering. If that rendering is
-   * [compatible with][com.squareup.workflow.ui.compatible] a member of
+   * [compatible with][com.squareup.workflow1.ui.compatible] a member of
    * [retainedRenderings], its state will be [saved][View.saveHierarchyState].
    *
    * @param newView the view that is about to be displayed, which must be showing a
-   * [Named] rendering. If [compatible][com.squareup.workflow.ui.compatible]
+   * [Named] rendering. If [compatible][com.squareup.workflow1.ui.compatible]
    * view state is found in the cache, it is [restored][View.restoreHierarchyState].
    *
    * @return true if [newView] has been restored.
diff --git a/workflow-ui/backstack-android/src/main/java/com/squareup/workflow/ui/backstack/ViewStateFrame.kt b/workflow-ui/backstack-android/src/main/java/com/squareup/workflow1/ui/backstack/ViewStateFrame.kt
similarity index 93%
rename from workflow-ui/backstack-android/src/main/java/com/squareup/workflow/ui/backstack/ViewStateFrame.kt
rename to workflow-ui/backstack-android/src/main/java/com/squareup/workflow1/ui/backstack/ViewStateFrame.kt
index 28cd069c0e..2e95dbe86e 100644
--- a/workflow-ui/backstack-android/src/main/java/com/squareup/workflow/ui/backstack/ViewStateFrame.kt
+++ b/workflow-ui/backstack-android/src/main/java/com/squareup/workflow1/ui/backstack/ViewStateFrame.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui.backstack
+package com.squareup.workflow1.ui.backstack
 
 import android.os.Parcel
 import android.os.Parcelable
@@ -23,7 +23,7 @@ import android.util.SparseArray
 /**
  * Used by [ViewStateCache] to record the [viewState] data for the view identified
  * by [key], which is expected to match the `toString()` of a
- * [com.squareup.workflow.ui.Compatible.compatibilityKey].
+ * [com.squareup.workflow1.ui.Compatible.compatibilityKey].
  */
 internal data class ViewStateFrame(
   val key: String,
diff --git a/workflow-ui/backstack-android/src/main/res/layout/view_stack_layout.xml b/workflow-ui/backstack-android/src/main/res/layout/view_stack_layout.xml
index 88431051c4..6d352dd95e 100644
--- a/workflow-ui/backstack-android/src/main/res/layout/view_stack_layout.xml
+++ b/workflow-ui/backstack-android/src/main/res/layout/view_stack_layout.xml
@@ -14,10 +14,10 @@
   ~ See the License for the specific language governing permissions and
   ~ limitations under the License.
   -->
-<com.squareup.workflow.ui.backstack.BackStackContainer xmlns:android="http://schemas.android.com/apk/res/android"
+<com.squareup.workflow1.ui.backstack.BackStackContainer xmlns:android="http://schemas.android.com/apk/res/android"
     android:id="@+id/view_stack"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     >
 
-</com.squareup.workflow.ui.backstack.BackStackContainer>
+</com.squareup.workflow1.ui.backstack.BackStackContainer>
diff --git a/workflow-ui/backstack-common/api/backstack-common.api b/workflow-ui/backstack-common/api/backstack-common.api
index 09e71972b8..d7f3e41495 100644
--- a/workflow-ui/backstack-common/api/backstack-common.api
+++ b/workflow-ui/backstack-common/api/backstack-common.api
@@ -1,4 +1,4 @@
-public final class com/squareup/workflow/ui/backstack/BackStackScreen {
+public final class com/squareup/workflow1/ui/backstack/BackStackScreen {
 	public fun <init> (Ljava/lang/Object;Ljava/util/List;)V
 	public fun <init> (Ljava/lang/Object;[Ljava/lang/Object;)V
 	public fun equals (Ljava/lang/Object;)Z
@@ -7,14 +7,14 @@ public final class com/squareup/workflow/ui/backstack/BackStackScreen {
 	public final fun getFrames ()Ljava/util/List;
 	public final fun getTop ()Ljava/lang/Object;
 	public fun hashCode ()I
-	public final fun map (Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow/ui/backstack/BackStackScreen;
-	public final fun mapIndexed (Lkotlin/jvm/functions/Function2;)Lcom/squareup/workflow/ui/backstack/BackStackScreen;
-	public final fun plus (Lcom/squareup/workflow/ui/backstack/BackStackScreen;)Lcom/squareup/workflow/ui/backstack/BackStackScreen;
+	public final fun map (Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow1/ui/backstack/BackStackScreen;
+	public final fun mapIndexed (Lkotlin/jvm/functions/Function2;)Lcom/squareup/workflow1/ui/backstack/BackStackScreen;
+	public final fun plus (Lcom/squareup/workflow1/ui/backstack/BackStackScreen;)Lcom/squareup/workflow1/ui/backstack/BackStackScreen;
 	public fun toString ()Ljava/lang/String;
 }
 
-public final class com/squareup/workflow/ui/backstack/BackStackScreenKt {
-	public static final fun toBackStackScreen (Ljava/util/List;)Lcom/squareup/workflow/ui/backstack/BackStackScreen;
-	public static final fun toBackStackScreenOrNull (Ljava/util/List;)Lcom/squareup/workflow/ui/backstack/BackStackScreen;
+public final class com/squareup/workflow1/ui/backstack/BackStackScreenKt {
+	public static final fun toBackStackScreen (Ljava/util/List;)Lcom/squareup/workflow1/ui/backstack/BackStackScreen;
+	public static final fun toBackStackScreenOrNull (Ljava/util/List;)Lcom/squareup/workflow1/ui/backstack/BackStackScreen;
 }
 
diff --git a/workflow-ui/backstack-common/src/main/java/com/squareup/workflow/ui/backstack/BackStackScreen.kt b/workflow-ui/backstack-common/src/main/java/com/squareup/workflow1/ui/backstack/BackStackScreen.kt
similarity index 96%
rename from workflow-ui/backstack-common/src/main/java/com/squareup/workflow/ui/backstack/BackStackScreen.kt
rename to workflow-ui/backstack-common/src/main/java/com/squareup/workflow1/ui/backstack/BackStackScreen.kt
index 5983d67331..1d5bfb62f8 100644
--- a/workflow-ui/backstack-common/src/main/java/com/squareup/workflow/ui/backstack/BackStackScreen.kt
+++ b/workflow-ui/backstack-common/src/main/java/com/squareup/workflow1/ui/backstack/BackStackScreen.kt
@@ -13,9 +13,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui.backstack
+package com.squareup.workflow1.ui.backstack
 
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
 
 /**
  * Represents an active screen ([top]), and a set of previously visited
diff --git a/workflow-ui/backstack-common/src/test/java/com/squareup/workflow/ui/backstack/BackStackScreenTest.kt b/workflow-ui/backstack-common/src/test/java/com/squareup/workflow1/ui/backstack/BackStackScreenTest.kt
similarity index 96%
rename from workflow-ui/backstack-common/src/test/java/com/squareup/workflow/ui/backstack/BackStackScreenTest.kt
rename to workflow-ui/backstack-common/src/test/java/com/squareup/workflow1/ui/backstack/BackStackScreenTest.kt
index b1f00337f8..df5b7653a7 100644
--- a/workflow-ui/backstack-common/src/test/java/com/squareup/workflow/ui/backstack/BackStackScreenTest.kt
+++ b/workflow-ui/backstack-common/src/test/java/com/squareup/workflow1/ui/backstack/BackStackScreenTest.kt
@@ -13,10 +13,10 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui.backstack
+package com.squareup.workflow1.ui.backstack
 
 import com.google.common.truth.Truth.assertThat
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
 import org.junit.Test
 import kotlin.test.assertFailsWith
 
diff --git a/workflow-ui/core-android/api/core-android.api b/workflow-ui/core-android/api/core-android.api
index 16f48270af..ee26a2dfce 100644
--- a/workflow-ui/core-android/api/core-android.api
+++ b/workflow-ui/core-android/api/core-android.api
@@ -1,10 +1,10 @@
-public final class com/squareup/workflow/ui/BackPressHandlerKt {
+public final class com/squareup/workflow1/ui/BackPressHandlerKt {
 	public static final fun getBackPressedHandler (Landroid/view/View;)Lkotlin/jvm/functions/Function0;
 	public static final fun onBackPressedDispatcherOwnerOrNull (Landroid/content/Context;)Landroidx/activity/OnBackPressedDispatcherOwner;
 	public static final fun setBackPressedHandler (Landroid/view/View;Lkotlin/jvm/functions/Function0;)V
 }
 
-public final class com/squareup/workflow/ui/BuildConfig {
+public final class com/squareup/workflow1/ui/BuildConfig {
 	public static final field BUILD_TYPE Ljava/lang/String;
 	public static final field DEBUG Z
 	public static final field LIBRARY_PACKAGE_NAME Ljava/lang/String;
@@ -13,66 +13,66 @@ public final class com/squareup/workflow/ui/BuildConfig {
 	public fun <init> ()V
 }
 
-public final class com/squareup/workflow/ui/BuilderBinding : com/squareup/workflow/ui/ViewFactory {
+public final class com/squareup/workflow1/ui/BuilderBinding : com/squareup/workflow1/ui/ViewFactory {
 	public fun <init> (Lkotlin/reflect/KClass;Lkotlin/jvm/functions/Function4;)V
-	public fun buildView (Ljava/lang/Object;Lcom/squareup/workflow/ui/ViewEnvironment;Landroid/content/Context;Landroid/view/ViewGroup;)Landroid/view/View;
+	public fun buildView (Ljava/lang/Object;Lcom/squareup/workflow1/ui/ViewEnvironment;Landroid/content/Context;Landroid/view/ViewGroup;)Landroid/view/View;
 	public fun getType ()Lkotlin/reflect/KClass;
 }
 
-public abstract interface class com/squareup/workflow/ui/LayoutRunner {
-	public static final field Companion Lcom/squareup/workflow/ui/LayoutRunner$Companion;
-	public abstract fun showRendering (Ljava/lang/Object;Lcom/squareup/workflow/ui/ViewEnvironment;)V
+public abstract interface class com/squareup/workflow1/ui/LayoutRunner {
+	public static final field Companion Lcom/squareup/workflow1/ui/LayoutRunner$Companion;
+	public abstract fun showRendering (Ljava/lang/Object;Lcom/squareup/workflow1/ui/ViewEnvironment;)V
 }
 
-public final class com/squareup/workflow/ui/LayoutRunner$Binding : com/squareup/workflow/ui/ViewFactory {
+public final class com/squareup/workflow1/ui/LayoutRunner$Binding : com/squareup/workflow1/ui/ViewFactory {
 	public fun <init> (Lkotlin/reflect/KClass;ILkotlin/jvm/functions/Function1;)V
-	public fun buildView (Ljava/lang/Object;Lcom/squareup/workflow/ui/ViewEnvironment;Landroid/content/Context;Landroid/view/ViewGroup;)Landroid/view/View;
+	public fun buildView (Ljava/lang/Object;Lcom/squareup/workflow1/ui/ViewEnvironment;Landroid/content/Context;Landroid/view/ViewGroup;)Landroid/view/View;
 	public fun getType ()Lkotlin/reflect/KClass;
 }
 
-public final class com/squareup/workflow/ui/LayoutRunner$Companion {
+public final class com/squareup/workflow1/ui/LayoutRunner$Companion {
 }
 
-public final class com/squareup/workflow/ui/LifecyclesKt {
+public final class com/squareup/workflow1/ui/LifecyclesKt {
 	public static final fun lifecycleOrNull (Landroid/content/Context;)Landroidx/lifecycle/Lifecycle;
 }
 
-public final class com/squareup/workflow/ui/ShowRenderingTag {
-	public fun <init> (Ljava/lang/Object;Lcom/squareup/workflow/ui/ViewEnvironment;Lkotlin/jvm/functions/Function2;)V
+public final class com/squareup/workflow1/ui/ShowRenderingTag {
+	public fun <init> (Ljava/lang/Object;Lcom/squareup/workflow1/ui/ViewEnvironment;Lkotlin/jvm/functions/Function2;)V
 	public final fun component1 ()Ljava/lang/Object;
-	public final fun component2 ()Lcom/squareup/workflow/ui/ViewEnvironment;
+	public final fun component2 ()Lcom/squareup/workflow1/ui/ViewEnvironment;
 	public final fun component3 ()Lkotlin/jvm/functions/Function2;
-	public final fun copy (Ljava/lang/Object;Lcom/squareup/workflow/ui/ViewEnvironment;Lkotlin/jvm/functions/Function2;)Lcom/squareup/workflow/ui/ShowRenderingTag;
-	public static synthetic fun copy$default (Lcom/squareup/workflow/ui/ShowRenderingTag;Ljava/lang/Object;Lcom/squareup/workflow/ui/ViewEnvironment;Lkotlin/jvm/functions/Function2;ILjava/lang/Object;)Lcom/squareup/workflow/ui/ShowRenderingTag;
+	public final fun copy (Ljava/lang/Object;Lcom/squareup/workflow1/ui/ViewEnvironment;Lkotlin/jvm/functions/Function2;)Lcom/squareup/workflow1/ui/ShowRenderingTag;
+	public static synthetic fun copy$default (Lcom/squareup/workflow1/ui/ShowRenderingTag;Ljava/lang/Object;Lcom/squareup/workflow1/ui/ViewEnvironment;Lkotlin/jvm/functions/Function2;ILjava/lang/Object;)Lcom/squareup/workflow1/ui/ShowRenderingTag;
 	public fun equals (Ljava/lang/Object;)Z
-	public final fun getEnvironment ()Lcom/squareup/workflow/ui/ViewEnvironment;
+	public final fun getEnvironment ()Lcom/squareup/workflow1/ui/ViewEnvironment;
 	public final fun getShowRendering ()Lkotlin/jvm/functions/Function2;
 	public final fun getShowing ()Ljava/lang/Object;
 	public fun hashCode ()I
 	public fun toString ()Ljava/lang/String;
 }
 
-public final class com/squareup/workflow/ui/SnapshotParcelsKt {
-	public static final fun toSnapshot (Landroid/os/Parcelable;)Lcom/squareup/workflow/Snapshot;
+public final class com/squareup/workflow1/ui/SnapshotParcelsKt {
+	public static final fun toSnapshot (Landroid/os/Parcelable;)Lcom/squareup/workflow1/Snapshot;
 }
 
-public final class com/squareup/workflow/ui/ViewBindingViewFactory : com/squareup/workflow/ui/ViewFactory {
+public final class com/squareup/workflow1/ui/ViewBindingViewFactory : com/squareup/workflow1/ui/ViewFactory {
 	public fun <init> (Lkotlin/reflect/KClass;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function1;)V
-	public fun buildView (Ljava/lang/Object;Lcom/squareup/workflow/ui/ViewEnvironment;Landroid/content/Context;Landroid/view/ViewGroup;)Landroid/view/View;
+	public fun buildView (Ljava/lang/Object;Lcom/squareup/workflow1/ui/ViewEnvironment;Landroid/content/Context;Landroid/view/ViewGroup;)Landroid/view/View;
 	public fun getType ()Lkotlin/reflect/KClass;
 }
 
-public final class com/squareup/workflow/ui/ViewEnvironment {
-	public fun <init> (Lcom/squareup/workflow/ui/ViewRegistry;)V
+public final class com/squareup/workflow1/ui/ViewEnvironment {
+	public fun <init> (Lcom/squareup/workflow1/ui/ViewRegistry;)V
 	public fun equals (Ljava/lang/Object;)Z
-	public final fun get (Lcom/squareup/workflow/ui/ViewEnvironmentKey;)Ljava/lang/Object;
+	public final fun get (Lcom/squareup/workflow1/ui/ViewEnvironmentKey;)Ljava/lang/Object;
 	public fun hashCode ()I
-	public final fun plus (Lcom/squareup/workflow/ui/ViewEnvironment;)Lcom/squareup/workflow/ui/ViewEnvironment;
-	public final fun plus (Lkotlin/Pair;)Lcom/squareup/workflow/ui/ViewEnvironment;
+	public final fun plus (Lcom/squareup/workflow1/ui/ViewEnvironment;)Lcom/squareup/workflow1/ui/ViewEnvironment;
+	public final fun plus (Lkotlin/Pair;)Lcom/squareup/workflow1/ui/ViewEnvironment;
 	public fun toString ()Ljava/lang/String;
 }
 
-public abstract class com/squareup/workflow/ui/ViewEnvironmentKey {
+public abstract class com/squareup/workflow1/ui/ViewEnvironmentKey {
 	public fun <init> (Lkotlin/reflect/KClass;)V
 	public final fun equals (Ljava/lang/Object;)Z
 	public abstract fun getDefault ()Ljava/lang/Object;
@@ -80,98 +80,98 @@ public abstract class com/squareup/workflow/ui/ViewEnvironmentKey {
 	public fun toString ()Ljava/lang/String;
 }
 
-public abstract interface class com/squareup/workflow/ui/ViewFactory {
-	public abstract fun buildView (Ljava/lang/Object;Lcom/squareup/workflow/ui/ViewEnvironment;Landroid/content/Context;Landroid/view/ViewGroup;)Landroid/view/View;
+public abstract interface class com/squareup/workflow1/ui/ViewFactory {
+	public abstract fun buildView (Ljava/lang/Object;Lcom/squareup/workflow1/ui/ViewEnvironment;Landroid/content/Context;Landroid/view/ViewGroup;)Landroid/view/View;
 	public abstract fun getType ()Lkotlin/reflect/KClass;
 }
 
-public final class com/squareup/workflow/ui/ViewFactory$DefaultImpls {
-	public static synthetic fun buildView$default (Lcom/squareup/workflow/ui/ViewFactory;Ljava/lang/Object;Lcom/squareup/workflow/ui/ViewEnvironment;Landroid/content/Context;Landroid/view/ViewGroup;ILjava/lang/Object;)Landroid/view/View;
+public final class com/squareup/workflow1/ui/ViewFactory$DefaultImpls {
+	public static synthetic fun buildView$default (Lcom/squareup/workflow1/ui/ViewFactory;Ljava/lang/Object;Lcom/squareup/workflow1/ui/ViewEnvironment;Landroid/content/Context;Landroid/view/ViewGroup;ILjava/lang/Object;)Landroid/view/View;
 }
 
-public abstract interface class com/squareup/workflow/ui/ViewRegistry {
-	public static final field Companion Lcom/squareup/workflow/ui/ViewRegistry$Companion;
-	public abstract fun getFactoryFor (Lkotlin/reflect/KClass;)Lcom/squareup/workflow/ui/ViewFactory;
+public abstract interface class com/squareup/workflow1/ui/ViewRegistry {
+	public static final field Companion Lcom/squareup/workflow1/ui/ViewRegistry$Companion;
+	public abstract fun getFactoryFor (Lkotlin/reflect/KClass;)Lcom/squareup/workflow1/ui/ViewFactory;
 	public abstract fun getKeys ()Ljava/util/Set;
 	public abstract fun hasViewBeenBound (Landroid/view/View;)Z
 }
 
-public final class com/squareup/workflow/ui/ViewRegistry$Companion : com/squareup/workflow/ui/ViewEnvironmentKey {
-	public fun getDefault ()Lcom/squareup/workflow/ui/ViewRegistry;
+public final class com/squareup/workflow1/ui/ViewRegistry$Companion : com/squareup/workflow1/ui/ViewEnvironmentKey {
+	public fun getDefault ()Lcom/squareup/workflow1/ui/ViewRegistry;
 	public synthetic fun getDefault ()Ljava/lang/Object;
 }
 
-public final class com/squareup/workflow/ui/ViewRegistry$DefaultImpls {
-	public static fun hasViewBeenBound (Lcom/squareup/workflow/ui/ViewRegistry;Landroid/view/View;)Z
+public final class com/squareup/workflow1/ui/ViewRegistry$DefaultImpls {
+	public static fun hasViewBeenBound (Lcom/squareup/workflow1/ui/ViewRegistry;Landroid/view/View;)Z
 }
 
-public final class com/squareup/workflow/ui/ViewRegistryKt {
-	public static final fun ViewRegistry ()Lcom/squareup/workflow/ui/ViewRegistry;
-	public static final fun ViewRegistry ([Lcom/squareup/workflow/ui/ViewFactory;)Lcom/squareup/workflow/ui/ViewRegistry;
-	public static final fun ViewRegistry ([Lcom/squareup/workflow/ui/ViewRegistry;)Lcom/squareup/workflow/ui/ViewRegistry;
-	public static final fun buildView (Lcom/squareup/workflow/ui/ViewRegistry;Ljava/lang/Object;Lcom/squareup/workflow/ui/ViewEnvironment;Landroid/content/Context;Landroid/view/ViewGroup;)Landroid/view/View;
-	public static final fun buildView (Lcom/squareup/workflow/ui/ViewRegistry;Ljava/lang/Object;Lcom/squareup/workflow/ui/ViewEnvironment;Landroid/view/ViewGroup;)Landroid/view/View;
-	public static synthetic fun buildView$default (Lcom/squareup/workflow/ui/ViewRegistry;Ljava/lang/Object;Lcom/squareup/workflow/ui/ViewEnvironment;Landroid/content/Context;Landroid/view/ViewGroup;ILjava/lang/Object;)Landroid/view/View;
-	public static final fun plus (Lcom/squareup/workflow/ui/ViewRegistry;Lcom/squareup/workflow/ui/ViewFactory;)Lcom/squareup/workflow/ui/ViewRegistry;
-	public static final fun plus (Lcom/squareup/workflow/ui/ViewRegistry;Lcom/squareup/workflow/ui/ViewRegistry;)Lcom/squareup/workflow/ui/ViewRegistry;
+public final class com/squareup/workflow1/ui/ViewRegistryKt {
+	public static final fun ViewRegistry ()Lcom/squareup/workflow1/ui/ViewRegistry;
+	public static final fun ViewRegistry ([Lcom/squareup/workflow1/ui/ViewFactory;)Lcom/squareup/workflow1/ui/ViewRegistry;
+	public static final fun ViewRegistry ([Lcom/squareup/workflow1/ui/ViewRegistry;)Lcom/squareup/workflow1/ui/ViewRegistry;
+	public static final fun buildView (Lcom/squareup/workflow1/ui/ViewRegistry;Ljava/lang/Object;Lcom/squareup/workflow1/ui/ViewEnvironment;Landroid/content/Context;Landroid/view/ViewGroup;)Landroid/view/View;
+	public static final fun buildView (Lcom/squareup/workflow1/ui/ViewRegistry;Ljava/lang/Object;Lcom/squareup/workflow1/ui/ViewEnvironment;Landroid/view/ViewGroup;)Landroid/view/View;
+	public static synthetic fun buildView$default (Lcom/squareup/workflow1/ui/ViewRegistry;Ljava/lang/Object;Lcom/squareup/workflow1/ui/ViewEnvironment;Landroid/content/Context;Landroid/view/ViewGroup;ILjava/lang/Object;)Landroid/view/View;
+	public static final fun plus (Lcom/squareup/workflow1/ui/ViewRegistry;Lcom/squareup/workflow1/ui/ViewFactory;)Lcom/squareup/workflow1/ui/ViewRegistry;
+	public static final fun plus (Lcom/squareup/workflow1/ui/ViewRegistry;Lcom/squareup/workflow1/ui/ViewRegistry;)Lcom/squareup/workflow1/ui/ViewRegistry;
 }
 
-public final class com/squareup/workflow/ui/ViewShowRenderingKt {
-	public static final fun bindShowRendering (Landroid/view/View;Ljava/lang/Object;Lcom/squareup/workflow/ui/ViewEnvironment;Lkotlin/jvm/functions/Function2;)V
+public final class com/squareup/workflow1/ui/ViewShowRenderingKt {
+	public static final fun bindShowRendering (Landroid/view/View;Ljava/lang/Object;Lcom/squareup/workflow1/ui/ViewEnvironment;Lkotlin/jvm/functions/Function2;)V
 	public static final fun canShowRendering (Landroid/view/View;Ljava/lang/Object;)Z
-	public static final fun getEnvironment (Landroid/view/View;)Lcom/squareup/workflow/ui/ViewEnvironment;
+	public static final fun getEnvironment (Landroid/view/View;)Lcom/squareup/workflow1/ui/ViewEnvironment;
 	public static final fun getRendering (Landroid/view/View;)Ljava/lang/Object;
 	public static final fun getShowRendering (Landroid/view/View;)Lkotlin/jvm/functions/Function2;
-	public static final fun showRendering (Landroid/view/View;Ljava/lang/Object;Lcom/squareup/workflow/ui/ViewEnvironment;)V
+	public static final fun showRendering (Landroid/view/View;Ljava/lang/Object;Lcom/squareup/workflow1/ui/ViewEnvironment;)V
 }
 
-public abstract class com/squareup/workflow/ui/WorkflowFragment : androidx/fragment/app/Fragment {
+public abstract class com/squareup/workflow1/ui/WorkflowFragment : androidx/fragment/app/Fragment {
 	public fun <init> ()V
-	protected final fun getRunner ()Lcom/squareup/workflow/ui/WorkflowRunner;
-	protected abstract fun getViewEnvironment ()Lcom/squareup/workflow/ui/ViewEnvironment;
+	protected final fun getRunner ()Lcom/squareup/workflow1/ui/WorkflowRunner;
+	protected abstract fun getViewEnvironment ()Lcom/squareup/workflow1/ui/ViewEnvironment;
 	public synthetic fun onCreateView (Landroid/view/LayoutInflater;Landroid/view/ViewGroup;Landroid/os/Bundle;)Landroid/view/View;
-	public final fun onCreateView (Landroid/view/LayoutInflater;Landroid/view/ViewGroup;Landroid/os/Bundle;)Lcom/squareup/workflow/ui/WorkflowLayout;
-	protected abstract fun onCreateWorkflow ()Lcom/squareup/workflow/ui/WorkflowRunner$Config;
+	public final fun onCreateView (Landroid/view/LayoutInflater;Landroid/view/ViewGroup;Landroid/os/Bundle;)Lcom/squareup/workflow1/ui/WorkflowLayout;
+	protected abstract fun onCreateWorkflow ()Lcom/squareup/workflow1/ui/WorkflowRunner$Config;
 }
 
-public final class com/squareup/workflow/ui/WorkflowLayout : android/widget/FrameLayout {
+public final class com/squareup/workflow1/ui/WorkflowLayout : android/widget/FrameLayout {
 	public fun <init> (Landroid/content/Context;Landroid/util/AttributeSet;)V
 	public synthetic fun <init> (Landroid/content/Context;Landroid/util/AttributeSet;ILkotlin/jvm/internal/DefaultConstructorMarker;)V
-	public final fun start (Lkotlinx/coroutines/flow/Flow;Lcom/squareup/workflow/ui/ViewEnvironment;)V
-	public final fun start (Lkotlinx/coroutines/flow/Flow;Lcom/squareup/workflow/ui/ViewRegistry;)V
+	public final fun start (Lkotlinx/coroutines/flow/Flow;Lcom/squareup/workflow1/ui/ViewEnvironment;)V
+	public final fun start (Lkotlinx/coroutines/flow/Flow;Lcom/squareup/workflow1/ui/ViewRegistry;)V
 }
 
-public abstract interface class com/squareup/workflow/ui/WorkflowRunner {
-	public static final field Companion Lcom/squareup/workflow/ui/WorkflowRunner$Companion;
+public abstract interface class com/squareup/workflow1/ui/WorkflowRunner {
+	public static final field Companion Lcom/squareup/workflow1/ui/WorkflowRunner$Companion;
 	public abstract fun awaitResult (Lkotlin/coroutines/Continuation;)Ljava/lang/Object;
 	public abstract fun getRenderings ()Lkotlinx/coroutines/flow/StateFlow;
 }
 
-public final class com/squareup/workflow/ui/WorkflowRunner$Companion {
-	public final fun Config (Lcom/squareup/workflow/Workflow;Lkotlinx/coroutines/CoroutineDispatcher;Ljava/util/List;)Lcom/squareup/workflow/ui/WorkflowRunner$Config;
-	public static synthetic fun Config$default (Lcom/squareup/workflow/ui/WorkflowRunner$Companion;Lcom/squareup/workflow/Workflow;Lkotlinx/coroutines/CoroutineDispatcher;Ljava/util/List;ILjava/lang/Object;)Lcom/squareup/workflow/ui/WorkflowRunner$Config;
-	public final fun startWorkflow (Landroidx/fragment/app/Fragment;Lkotlin/jvm/functions/Function0;)Lcom/squareup/workflow/ui/WorkflowRunner;
-	public final fun startWorkflow (Landroidx/fragment/app/FragmentActivity;Lkotlin/jvm/functions/Function0;)Lcom/squareup/workflow/ui/WorkflowRunner;
+public final class com/squareup/workflow1/ui/WorkflowRunner$Companion {
+	public final fun Config (Lcom/squareup/workflow1/Workflow;Lkotlinx/coroutines/CoroutineDispatcher;Ljava/util/List;)Lcom/squareup/workflow1/ui/WorkflowRunner$Config;
+	public static synthetic fun Config$default (Lcom/squareup/workflow1/ui/WorkflowRunner$Companion;Lcom/squareup/workflow1/Workflow;Lkotlinx/coroutines/CoroutineDispatcher;Ljava/util/List;ILjava/lang/Object;)Lcom/squareup/workflow1/ui/WorkflowRunner$Config;
+	public final fun startWorkflow (Landroidx/fragment/app/Fragment;Lkotlin/jvm/functions/Function0;)Lcom/squareup/workflow1/ui/WorkflowRunner;
+	public final fun startWorkflow (Landroidx/fragment/app/FragmentActivity;Lkotlin/jvm/functions/Function0;)Lcom/squareup/workflow1/ui/WorkflowRunner;
 }
 
-public final class com/squareup/workflow/ui/WorkflowRunner$Config {
-	public fun <init> (Lcom/squareup/workflow/Workflow;Ljava/lang/Object;Lkotlinx/coroutines/CoroutineDispatcher;Ljava/util/List;)V
-	public synthetic fun <init> (Lcom/squareup/workflow/Workflow;Ljava/lang/Object;Lkotlinx/coroutines/CoroutineDispatcher;Ljava/util/List;ILkotlin/jvm/internal/DefaultConstructorMarker;)V
-	public fun <init> (Lcom/squareup/workflow/Workflow;Lkotlinx/coroutines/flow/StateFlow;Lkotlinx/coroutines/CoroutineDispatcher;Ljava/util/List;)V
+public final class com/squareup/workflow1/ui/WorkflowRunner$Config {
+	public fun <init> (Lcom/squareup/workflow1/Workflow;Ljava/lang/Object;Lkotlinx/coroutines/CoroutineDispatcher;Ljava/util/List;)V
+	public synthetic fun <init> (Lcom/squareup/workflow1/Workflow;Ljava/lang/Object;Lkotlinx/coroutines/CoroutineDispatcher;Ljava/util/List;ILkotlin/jvm/internal/DefaultConstructorMarker;)V
+	public fun <init> (Lcom/squareup/workflow1/Workflow;Lkotlinx/coroutines/flow/StateFlow;Lkotlinx/coroutines/CoroutineDispatcher;Ljava/util/List;)V
 	public final fun getDispatcher ()Lkotlinx/coroutines/CoroutineDispatcher;
 	public final fun getInterceptors ()Ljava/util/List;
 	public final fun getProps ()Lkotlinx/coroutines/flow/StateFlow;
-	public final fun getWorkflow ()Lcom/squareup/workflow/Workflow;
+	public final fun getWorkflow ()Lcom/squareup/workflow1/Workflow;
 }
 
-public final class com/squareup/workflow/ui/WorkflowRunnerKt {
-	public static final fun setContentWorkflow (Landroidx/fragment/app/FragmentActivity;Lcom/squareup/workflow/ui/ViewEnvironment;Lkotlin/jvm/functions/Function0;)Lcom/squareup/workflow/ui/WorkflowRunner;
-	public static final fun setContentWorkflow (Landroidx/fragment/app/FragmentActivity;Lcom/squareup/workflow/ui/ViewEnvironment;Lkotlin/jvm/functions/Function0;Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow/ui/WorkflowRunner;
-	public static final fun setContentWorkflow (Landroidx/fragment/app/FragmentActivity;Lcom/squareup/workflow/ui/ViewRegistry;Lkotlin/jvm/functions/Function0;)Lcom/squareup/workflow/ui/WorkflowRunner;
-	public static final fun setContentWorkflow (Landroidx/fragment/app/FragmentActivity;Lcom/squareup/workflow/ui/ViewRegistry;Lkotlin/jvm/functions/Function0;Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow/ui/WorkflowRunner;
+public final class com/squareup/workflow1/ui/WorkflowRunnerKt {
+	public static final fun setContentWorkflow (Landroidx/fragment/app/FragmentActivity;Lcom/squareup/workflow1/ui/ViewEnvironment;Lkotlin/jvm/functions/Function0;)Lcom/squareup/workflow1/ui/WorkflowRunner;
+	public static final fun setContentWorkflow (Landroidx/fragment/app/FragmentActivity;Lcom/squareup/workflow1/ui/ViewEnvironment;Lkotlin/jvm/functions/Function0;Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow1/ui/WorkflowRunner;
+	public static final fun setContentWorkflow (Landroidx/fragment/app/FragmentActivity;Lcom/squareup/workflow1/ui/ViewRegistry;Lkotlin/jvm/functions/Function0;)Lcom/squareup/workflow1/ui/WorkflowRunner;
+	public static final fun setContentWorkflow (Landroidx/fragment/app/FragmentActivity;Lcom/squareup/workflow1/ui/ViewRegistry;Lkotlin/jvm/functions/Function0;Lkotlin/jvm/functions/Function1;)Lcom/squareup/workflow1/ui/WorkflowRunner;
 }
 
-public final class com/squareup/workflow/ui/WorkflowViewStub : android/view/View {
+public final class com/squareup/workflow1/ui/WorkflowViewStub : android/view/View {
 	public fun <init> (Landroid/content/Context;)V
 	public fun <init> (Landroid/content/Context;Landroid/util/AttributeSet;)V
 	public fun <init> (Landroid/content/Context;Landroid/util/AttributeSet;I)V
@@ -183,6 +183,6 @@ public final class com/squareup/workflow/ui/WorkflowViewStub : android/view/View
 	public final fun setInflatedId (I)V
 	public final fun setReplaceOldViewInParent (Lkotlin/jvm/functions/Function2;)V
 	public fun setVisibility (I)V
-	public final fun update (Ljava/lang/Object;Lcom/squareup/workflow/ui/ViewEnvironment;)Landroid/view/View;
+	public final fun update (Ljava/lang/Object;Lcom/squareup/workflow1/ui/ViewEnvironment;)Landroid/view/View;
 }
 
diff --git a/workflow-ui/core-android/src/main/AndroidManifest.xml b/workflow-ui/core-android/src/main/AndroidManifest.xml
index 41e427d73f..9a3d195778 100644
--- a/workflow-ui/core-android/src/main/AndroidManifest.xml
+++ b/workflow-ui/core-android/src/main/AndroidManifest.xml
@@ -13,4 +13,4 @@
   ~ See the License for the specific language governing permissions and
   ~ limitations under the License.
   -->
-<manifest package="com.squareup.workflow.ui"/>
+<manifest package="com.squareup.workflow1.ui"/>
diff --git a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/BackPressHandler.kt b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/BackPressHandler.kt
similarity index 98%
rename from workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/BackPressHandler.kt
rename to workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/BackPressHandler.kt
index 0eab84c895..2aaa2e4907 100644
--- a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/BackPressHandler.kt
+++ b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/BackPressHandler.kt
@@ -1,4 +1,4 @@
-package com.squareup.workflow.ui
+package com.squareup.workflow1.ui
 
 import android.content.Context
 import android.content.ContextWrapper
diff --git a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/BindingViewRegistry.kt b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/BindingViewRegistry.kt
similarity index 97%
rename from workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/BindingViewRegistry.kt
rename to workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/BindingViewRegistry.kt
index 6d37a0d8d8..153280a1a0 100644
--- a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/BindingViewRegistry.kt
+++ b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/BindingViewRegistry.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui
+package com.squareup.workflow1.ui
 
 import kotlin.reflect.KClass
 
diff --git a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/BuilderBinding.kt b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/BuilderBinding.kt
similarity index 98%
rename from workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/BuilderBinding.kt
rename to workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/BuilderBinding.kt
index 2a29226ec8..52f0558012 100644
--- a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/BuilderBinding.kt
+++ b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/BuilderBinding.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui
+package com.squareup.workflow1.ui
 
 import android.content.Context
 import android.view.View
diff --git a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/CompositeViewRegistry.kt b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/CompositeViewRegistry.kt
similarity index 98%
rename from workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/CompositeViewRegistry.kt
rename to workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/CompositeViewRegistry.kt
index f611824970..c71998b990 100644
--- a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/CompositeViewRegistry.kt
+++ b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/CompositeViewRegistry.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui
+package com.squareup.workflow1.ui
 
 import kotlin.reflect.KClass
 
diff --git a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/LayoutRunner.kt b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/LayoutRunner.kt
similarity index 98%
rename from workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/LayoutRunner.kt
rename to workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/LayoutRunner.kt
index 9ae5af168e..8a89e60531 100644
--- a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/LayoutRunner.kt
+++ b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/LayoutRunner.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui
+package com.squareup.workflow1.ui
 
 import android.content.Context
 import android.view.LayoutInflater
@@ -21,7 +21,7 @@ import android.view.View
 import android.view.ViewGroup
 import androidx.annotation.LayoutRes
 import androidx.viewbinding.ViewBinding
-import com.squareup.workflow.ui.LayoutRunner.Companion.bind
+import com.squareup.workflow1.ui.LayoutRunner.Companion.bind
 import kotlin.reflect.KClass
 
 @WorkflowUiExperimentalApi
diff --git a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/Lifecycles.kt b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/Lifecycles.kt
similarity index 96%
rename from workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/Lifecycles.kt
rename to workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/Lifecycles.kt
index 63532fd653..6c2f3bb304 100644
--- a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/Lifecycles.kt
+++ b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/Lifecycles.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui
+package com.squareup.workflow1.ui
 
 import android.content.Context
 import android.content.ContextWrapper
diff --git a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/NamedBinding.kt b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/NamedBinding.kt
similarity index 97%
rename from workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/NamedBinding.kt
rename to workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/NamedBinding.kt
index 8dfc65dbf5..c2ad4e3c36 100644
--- a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/NamedBinding.kt
+++ b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/NamedBinding.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui
+package com.squareup.workflow1.ui
 
 @WorkflowUiExperimentalApi
 internal object NamedBinding : ViewFactory<Named<*>>
diff --git a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/PickledWorkflow.kt b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/PickledWorkflow.kt
similarity index 94%
rename from workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/PickledWorkflow.kt
rename to workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/PickledWorkflow.kt
index 35a07ac72a..ac066f1237 100644
--- a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/PickledWorkflow.kt
+++ b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/PickledWorkflow.kt
@@ -13,11 +13,11 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui
+package com.squareup.workflow1.ui
 
 import android.os.Parcel
 import android.os.Parcelable
-import com.squareup.workflow.TreeSnapshot
+import com.squareup.workflow1.TreeSnapshot
 import okio.ByteString.Companion.toByteString
 
 internal class PickledWorkflow(internal val snapshot: TreeSnapshot) : Parcelable {
diff --git a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/SnapshotParcels.kt b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/SnapshotParcels.kt
similarity index 93%
rename from workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/SnapshotParcels.kt
rename to workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/SnapshotParcels.kt
index b36f46af85..22d17985f5 100644
--- a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/SnapshotParcels.kt
+++ b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/SnapshotParcels.kt
@@ -13,15 +13,15 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui
+package com.squareup.workflow1.ui
 
 import android.os.Parcel
 import android.os.Parcelable
-import com.squareup.workflow.Snapshot
+import com.squareup.workflow1.Snapshot
 import okio.ByteString
 
 /**
- * Wraps receiver in a [Snapshot] suitable for use with [com.squareup.workflow.StatefulWorkflow].
+ * Wraps receiver in a [Snapshot] suitable for use with [com.squareup.workflow1.StatefulWorkflow].
  * Intended to allow use of `@Parcelize`.
  *
  * Read the [Parcelable] back with [toParcelable].
diff --git a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/ViewBindingViewFactory.kt b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/ViewBindingViewFactory.kt
similarity index 97%
rename from workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/ViewBindingViewFactory.kt
rename to workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/ViewBindingViewFactory.kt
index a648e24b13..9a8788dbc3 100644
--- a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/ViewBindingViewFactory.kt
+++ b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/ViewBindingViewFactory.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui
+package com.squareup.workflow1.ui
 
 import android.content.Context
 import android.view.View
diff --git a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/ViewEnvironment.kt b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/ViewEnvironment.kt
similarity index 97%
rename from workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/ViewEnvironment.kt
rename to workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/ViewEnvironment.kt
index c9cae85ec5..0056295b04 100644
--- a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/ViewEnvironment.kt
+++ b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/ViewEnvironment.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui
+package com.squareup.workflow1.ui
 
 import kotlin.reflect.KClass
 
@@ -21,7 +21,7 @@ import kotlin.reflect.KClass
 @Suppress("unused")
 @Deprecated(
     "Renamed to ViewEnvironment.",
-    replaceWith = ReplaceWith("ViewEnvironment", "com.squareup.workflow.ui.ViewEnvironment")
+    replaceWith = ReplaceWith("ViewEnvironment", "com.squareup.workflow1.ui.ViewEnvironment")
 )
 typealias ContainerHints = ViewEnvironment
 
diff --git a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/ViewFactory.kt b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/ViewFactory.kt
similarity index 96%
rename from workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/ViewFactory.kt
rename to workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/ViewFactory.kt
index b190872f60..ca238c319f 100644
--- a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/ViewFactory.kt
+++ b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/ViewFactory.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui
+package com.squareup.workflow1.ui
 
 import android.content.Context
 import android.view.View
@@ -47,6 +47,6 @@ interface ViewFactory<in RenderingT : Any> {
 @Suppress("unused")
 @Deprecated(
     "Use ViewFactory.",
-    ReplaceWith("ViewFactory<RenderingT>", "com.squareup.workflow.ui.ViewFactory")
+    ReplaceWith("ViewFactory<RenderingT>", "com.squareup.workflow1.ui.ViewFactory")
 )
 typealias ViewBinding<RenderingT> = ViewFactory<RenderingT>
diff --git a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/ViewRegistry.kt b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/ViewRegistry.kt
similarity index 99%
rename from workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/ViewRegistry.kt
rename to workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/ViewRegistry.kt
index 721eed99f1..2114c73eb3 100644
--- a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/ViewRegistry.kt
+++ b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/ViewRegistry.kt
@@ -15,7 +15,7 @@
  */
 @file:Suppress("FunctionName")
 
-package com.squareup.workflow.ui
+package com.squareup.workflow1.ui
 
 import android.content.Context
 import android.view.View
diff --git a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/ViewShowRendering.kt b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/ViewShowRendering.kt
similarity index 99%
rename from workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/ViewShowRendering.kt
rename to workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/ViewShowRendering.kt
index 4f7bb0fb32..2f3cf4722b 100644
--- a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/ViewShowRendering.kt
+++ b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/ViewShowRendering.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui
+package com.squareup.workflow1.ui
 
 import android.view.View
 
diff --git a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/WorkflowFragment.kt b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/WorkflowFragment.kt
similarity index 95%
rename from workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/WorkflowFragment.kt
rename to workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/WorkflowFragment.kt
index 4e6e9c429d..0404abbbf6 100644
--- a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/WorkflowFragment.kt
+++ b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/WorkflowFragment.kt
@@ -13,14 +13,14 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui
+package com.squareup.workflow1.ui
 
 import android.os.Bundle
 import android.view.LayoutInflater
 import android.view.ViewGroup
 import androidx.fragment.app.Fragment
-import com.squareup.workflow.Workflow
-import com.squareup.workflow.ui.WorkflowRunner.Config
+import com.squareup.workflow1.Workflow
+import com.squareup.workflow1.ui.WorkflowRunner.Config
 
 /**
  * A [Fragment] that can run a workflow. Subclasses implement [onCreateWorkflow]
diff --git a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/WorkflowLayout.kt b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/WorkflowLayout.kt
similarity index 99%
rename from workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/WorkflowLayout.kt
rename to workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/WorkflowLayout.kt
index cee2235bab..7914fd27b4 100644
--- a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/WorkflowLayout.kt
+++ b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/WorkflowLayout.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui
+package com.squareup.workflow1.ui
 
 import android.content.Context
 import android.os.Parcel
diff --git a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/WorkflowRunner.kt b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/WorkflowRunner.kt
similarity index 96%
rename from workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/WorkflowRunner.kt
rename to workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/WorkflowRunner.kt
index c44d2ab99f..8278f4daab 100644
--- a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/WorkflowRunner.kt
+++ b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/WorkflowRunner.kt
@@ -15,17 +15,17 @@
  */
 @file:Suppress("LongParameterList")
 
-package com.squareup.workflow.ui
+package com.squareup.workflow1.ui
 
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.FragmentActivity
 import androidx.lifecycle.ViewModelProvider
 import androidx.lifecycle.lifecycleScope
-import com.squareup.workflow.ExperimentalWorkflowApi
-import com.squareup.workflow.Workflow
-import com.squareup.workflow.WorkflowInterceptor
-import com.squareup.workflow.ui.WorkflowRunner.Config
-import com.squareup.workflow.ui.WorkflowRunnerViewModel.SnapshotSaver
+import com.squareup.workflow1.ExperimentalWorkflowApi
+import com.squareup.workflow1.Workflow
+import com.squareup.workflow1.WorkflowInterceptor
+import com.squareup.workflow1.ui.WorkflowRunner.Config
+import com.squareup.workflow1.ui.WorkflowRunnerViewModel.SnapshotSaver
 import kotlinx.coroutines.CoroutineDispatcher
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.ExperimentalCoroutinesApi
diff --git a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/WorkflowRunnerViewModel.kt b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/WorkflowRunnerViewModel.kt
similarity index 95%
rename from workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/WorkflowRunnerViewModel.kt
rename to workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/WorkflowRunnerViewModel.kt
index 93c115b93d..edd582b126 100644
--- a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/WorkflowRunnerViewModel.kt
+++ b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/WorkflowRunnerViewModel.kt
@@ -13,17 +13,17 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui
+package com.squareup.workflow1.ui
 
 import android.os.Bundle
 import androidx.lifecycle.ViewModel
 import androidx.lifecycle.ViewModelProvider
 import androidx.savedstate.SavedStateRegistry
 import androidx.savedstate.SavedStateRegistry.SavedStateProvider
-import com.squareup.workflow.RenderingAndSnapshot
-import com.squareup.workflow.TreeSnapshot
-import com.squareup.workflow.renderWorkflowIn
-import com.squareup.workflow.ui.WorkflowRunner.Config
+import com.squareup.workflow1.RenderingAndSnapshot
+import com.squareup.workflow1.TreeSnapshot
+import com.squareup.workflow1.renderWorkflowIn
+import com.squareup.workflow1.ui.WorkflowRunner.Config
 import kotlinx.coroutines.CancellationException
 import kotlinx.coroutines.CompletableDeferred
 import kotlinx.coroutines.CoroutineScope
diff --git a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/WorkflowViewStub.kt b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/WorkflowViewStub.kt
similarity index 96%
rename from workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/WorkflowViewStub.kt
rename to workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/WorkflowViewStub.kt
index 1bb59a61a8..f5654c4573 100644
--- a/workflow-ui/core-android/src/main/java/com/squareup/workflow/ui/WorkflowViewStub.kt
+++ b/workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/WorkflowViewStub.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui
+package com.squareup.workflow1.ui
 
 import android.content.Context
 import android.util.AttributeSet
@@ -34,7 +34,7 @@ import androidx.annotation.IdRes
  *         xmlns:app="http://schemas.android.com/apk/res-auto"
  *         …>
  *
- *        <com.squareup.workflow.WorkflowViewStub
+ *        <com.squareup.workflow1.WorkflowViewStub
  *            android:id="@+id/child_stub"
  *            app:inflatedId="@+id/child"
  *            />
@@ -137,8 +137,8 @@ class WorkflowViewStub @JvmOverloads constructor(
    * @throws IllegalArgumentException if no binding can be find for the type of [rendering]
    *
    * @throws IllegalStateException if the matching
-   * [ViewFactory][com.squareup.workflow.ui.ViewFactory] fails to call
-   * [View.bindShowRendering][com.squareup.workflow.ui.bindShowRendering]
+   * [ViewFactory][com.squareup.workflow1.ui.ViewFactory] fails to call
+   * [View.bindShowRendering][com.squareup.workflow1.ui.bindShowRendering]
    * when constructing the view
    */
   fun update(
diff --git a/workflow-ui/core-android/src/test/java/com/squareup/workflow/ui/BindingViewRegistryTest.kt b/workflow-ui/core-android/src/test/java/com/squareup/workflow1/ui/BindingViewRegistryTest.kt
similarity index 98%
rename from workflow-ui/core-android/src/test/java/com/squareup/workflow/ui/BindingViewRegistryTest.kt
rename to workflow-ui/core-android/src/test/java/com/squareup/workflow1/ui/BindingViewRegistryTest.kt
index 39ad8ec1fd..98311f8678 100644
--- a/workflow-ui/core-android/src/test/java/com/squareup/workflow/ui/BindingViewRegistryTest.kt
+++ b/workflow-ui/core-android/src/test/java/com/squareup/workflow1/ui/BindingViewRegistryTest.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui
+package com.squareup.workflow1.ui
 
 import com.google.common.truth.Truth.assertThat
 import org.junit.Test
diff --git a/workflow-ui/core-android/src/test/java/com/squareup/workflow/ui/CompositeViewRegistryTest.kt b/workflow-ui/core-android/src/test/java/com/squareup/workflow1/ui/CompositeViewRegistryTest.kt
similarity index 99%
rename from workflow-ui/core-android/src/test/java/com/squareup/workflow/ui/CompositeViewRegistryTest.kt
rename to workflow-ui/core-android/src/test/java/com/squareup/workflow1/ui/CompositeViewRegistryTest.kt
index cbbe6ab024..af869c6c75 100644
--- a/workflow-ui/core-android/src/test/java/com/squareup/workflow/ui/CompositeViewRegistryTest.kt
+++ b/workflow-ui/core-android/src/test/java/com/squareup/workflow1/ui/CompositeViewRegistryTest.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui
+package com.squareup.workflow1.ui
 
 import com.google.common.truth.Truth.assertThat
 import org.junit.Test
diff --git a/workflow-ui/core-android/src/test/java/com/squareup/workflow/ui/TestViewFactory.kt b/workflow-ui/core-android/src/test/java/com/squareup/workflow1/ui/TestViewFactory.kt
similarity index 97%
rename from workflow-ui/core-android/src/test/java/com/squareup/workflow/ui/TestViewFactory.kt
rename to workflow-ui/core-android/src/test/java/com/squareup/workflow1/ui/TestViewFactory.kt
index c1e2f6475d..9b2dbb3f62 100644
--- a/workflow-ui/core-android/src/test/java/com/squareup/workflow/ui/TestViewFactory.kt
+++ b/workflow-ui/core-android/src/test/java/com/squareup/workflow1/ui/TestViewFactory.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui
+package com.squareup.workflow1.ui
 
 import android.content.Context
 import android.view.View
diff --git a/workflow-ui/core-android/src/test/java/com/squareup/workflow/ui/ViewEnvironmentTest.kt b/workflow-ui/core-android/src/test/java/com/squareup/workflow1/ui/ViewEnvironmentTest.kt
similarity index 98%
rename from workflow-ui/core-android/src/test/java/com/squareup/workflow/ui/ViewEnvironmentTest.kt
rename to workflow-ui/core-android/src/test/java/com/squareup/workflow1/ui/ViewEnvironmentTest.kt
index d9a4856d81..e650885ce0 100644
--- a/workflow-ui/core-android/src/test/java/com/squareup/workflow/ui/ViewEnvironmentTest.kt
+++ b/workflow-ui/core-android/src/test/java/com/squareup/workflow1/ui/ViewEnvironmentTest.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui
+package com.squareup.workflow1.ui
 
 import com.google.common.truth.Truth.assertThat
 import org.junit.Test
diff --git a/workflow-ui/core-android/src/test/java/com/squareup/workflow/ui/ViewRegistryTest.kt b/workflow-ui/core-android/src/test/java/com/squareup/workflow1/ui/ViewRegistryTest.kt
similarity index 94%
rename from workflow-ui/core-android/src/test/java/com/squareup/workflow/ui/ViewRegistryTest.kt
rename to workflow-ui/core-android/src/test/java/com/squareup/workflow1/ui/ViewRegistryTest.kt
index b6bfa61212..4b2b3de5b2 100644
--- a/workflow-ui/core-android/src/test/java/com/squareup/workflow/ui/ViewRegistryTest.kt
+++ b/workflow-ui/core-android/src/test/java/com/squareup/workflow1/ui/ViewRegistryTest.kt
@@ -1,4 +1,4 @@
-package com.squareup.workflow.ui
+package com.squareup.workflow1.ui
 
 import android.content.Context
 import android.view.View
@@ -41,7 +41,7 @@ class ViewRegistryTest {
     assertThat(error)
         .hasMessageThat()
         .isEqualTo(
-            "View.bindShowRendering should have been called for mock view, typically by the com.squareup.workflow.ui.ViewFactory that created it."
+            "View.bindShowRendering should have been called for mock view, typically by the com.squareup.workflow1.ui.ViewFactory that created it."
         )
   }
 
diff --git a/workflow-ui/core-android/src/test/java/com/squareup/workflow/ui/WorkflowRunnerViewModelTest.kt b/workflow-ui/core-android/src/test/java/com/squareup/workflow1/ui/WorkflowRunnerViewModelTest.kt
similarity index 90%
rename from workflow-ui/core-android/src/test/java/com/squareup/workflow/ui/WorkflowRunnerViewModelTest.kt
rename to workflow-ui/core-android/src/test/java/com/squareup/workflow1/ui/WorkflowRunnerViewModelTest.kt
index 3021ff93da..2f20281c7e 100644
--- a/workflow-ui/core-android/src/test/java/com/squareup/workflow/ui/WorkflowRunnerViewModelTest.kt
+++ b/workflow-ui/core-android/src/test/java/com/squareup/workflow1/ui/WorkflowRunnerViewModelTest.kt
@@ -1,19 +1,19 @@
-package com.squareup.workflow.ui
+package com.squareup.workflow1.ui
 
 import androidx.savedstate.SavedStateRegistry.SavedStateProvider
 import com.google.common.truth.Truth.assertThat
-import com.squareup.workflow.RenderingAndSnapshot
-import com.squareup.workflow.Snapshot
-import com.squareup.workflow.TreeSnapshot
-import com.squareup.workflow.Worker
-import com.squareup.workflow.Workflow
-import com.squareup.workflow.action
-import com.squareup.workflow.asWorker
-import com.squareup.workflow.runningWorker
-import com.squareup.workflow.stateless
-import com.squareup.workflow.ui.WorkflowRunner.Config
-import com.squareup.workflow.ui.WorkflowRunnerViewModel.Factory
-import com.squareup.workflow.ui.WorkflowRunnerViewModel.SnapshotSaver
+import com.squareup.workflow1.RenderingAndSnapshot
+import com.squareup.workflow1.Snapshot
+import com.squareup.workflow1.TreeSnapshot
+import com.squareup.workflow1.Worker
+import com.squareup.workflow1.Workflow
+import com.squareup.workflow1.action
+import com.squareup.workflow1.asWorker
+import com.squareup.workflow1.runningWorker
+import com.squareup.workflow1.stateless
+import com.squareup.workflow1.ui.WorkflowRunner.Config
+import com.squareup.workflow1.ui.WorkflowRunnerViewModel.Factory
+import com.squareup.workflow1.ui.WorkflowRunnerViewModel.SnapshotSaver
 import kotlinx.coroutines.CancellationException
 import kotlinx.coroutines.CompletableDeferred
 import kotlinx.coroutines.CoroutineScope
diff --git a/workflow-ui/core-common/api/core-common.api b/workflow-ui/core-common/api/core-common.api
index a4abf7ff00..df7810d77f 100644
--- a/workflow-ui/core-common/api/core-common.api
+++ b/workflow-ui/core-common/api/core-common.api
@@ -1,18 +1,18 @@
-public abstract interface class com/squareup/workflow/ui/Compatible {
+public abstract interface class com/squareup/workflow1/ui/Compatible {
 	public abstract fun getCompatibilityKey ()Ljava/lang/String;
 }
 
-public final class com/squareup/workflow/ui/CompatibleKt {
+public final class com/squareup/workflow1/ui/CompatibleKt {
 	public static final fun compatible (Ljava/lang/Object;Ljava/lang/Object;)Z
 }
 
-public final class com/squareup/workflow/ui/Named : com/squareup/workflow/ui/Compatible {
-	public static final field Companion Lcom/squareup/workflow/ui/Named$Companion;
+public final class com/squareup/workflow1/ui/Named : com/squareup/workflow1/ui/Compatible {
+	public static final field Companion Lcom/squareup/workflow1/ui/Named$Companion;
 	public fun <init> (Ljava/lang/Object;Ljava/lang/String;)V
 	public final fun component1 ()Ljava/lang/Object;
 	public final fun component2 ()Ljava/lang/String;
-	public final fun copy (Ljava/lang/Object;Ljava/lang/String;)Lcom/squareup/workflow/ui/Named;
-	public static synthetic fun copy$default (Lcom/squareup/workflow/ui/Named;Ljava/lang/Object;Ljava/lang/String;ILjava/lang/Object;)Lcom/squareup/workflow/ui/Named;
+	public final fun copy (Ljava/lang/Object;Ljava/lang/String;)Lcom/squareup/workflow1/ui/Named;
+	public static synthetic fun copy$default (Lcom/squareup/workflow1/ui/Named;Ljava/lang/Object;Ljava/lang/String;ILjava/lang/Object;)Lcom/squareup/workflow1/ui/Named;
 	public fun equals (Ljava/lang/Object;)Z
 	public fun getCompatibilityKey ()Ljava/lang/String;
 	public final fun getName ()Ljava/lang/String;
@@ -21,11 +21,11 @@ public final class com/squareup/workflow/ui/Named : com/squareup/workflow/ui/Com
 	public fun toString ()Ljava/lang/String;
 }
 
-public final class com/squareup/workflow/ui/Named$Companion {
+public final class com/squareup/workflow1/ui/Named$Companion {
 	public final fun keyFor (Ljava/lang/Object;Ljava/lang/String;)Ljava/lang/String;
-	public static synthetic fun keyFor$default (Lcom/squareup/workflow/ui/Named$Companion;Ljava/lang/Object;Ljava/lang/String;ILjava/lang/Object;)Ljava/lang/String;
+	public static synthetic fun keyFor$default (Lcom/squareup/workflow1/ui/Named$Companion;Ljava/lang/Object;Ljava/lang/String;ILjava/lang/Object;)Ljava/lang/String;
 }
 
-public abstract interface annotation class com/squareup/workflow/ui/WorkflowUiExperimentalApi : java/lang/annotation/Annotation {
+public abstract interface annotation class com/squareup/workflow1/ui/WorkflowUiExperimentalApi : java/lang/annotation/Annotation {
 }
 
diff --git a/workflow-ui/core-common/src/main/java/com/squareup/workflow/ui/Compatible.kt b/workflow-ui/core-common/src/main/java/com/squareup/workflow1/ui/Compatible.kt
similarity index 97%
rename from workflow-ui/core-common/src/main/java/com/squareup/workflow/ui/Compatible.kt
rename to workflow-ui/core-common/src/main/java/com/squareup/workflow1/ui/Compatible.kt
index d4eb7d27da..c8e5d195e9 100644
--- a/workflow-ui/core-common/src/main/java/com/squareup/workflow/ui/Compatible.kt
+++ b/workflow-ui/core-common/src/main/java/com/squareup/workflow1/ui/Compatible.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui
+package com.squareup.workflow1.ui
 
 /**
  * Normally returns true if [me] and [you] are instances of the same class.
diff --git a/workflow-ui/core-common/src/main/java/com/squareup/workflow/ui/Named.kt b/workflow-ui/core-common/src/main/java/com/squareup/workflow1/ui/Named.kt
similarity index 97%
rename from workflow-ui/core-common/src/main/java/com/squareup/workflow/ui/Named.kt
rename to workflow-ui/core-common/src/main/java/com/squareup/workflow1/ui/Named.kt
index 5216c95949..8c7a3e0658 100644
--- a/workflow-ui/core-common/src/main/java/com/squareup/workflow/ui/Named.kt
+++ b/workflow-ui/core-common/src/main/java/com/squareup/workflow1/ui/Named.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui
+package com.squareup.workflow1.ui
 
 /**
  * Allows renderings that do not implement [Compatible] themselves to be distinguished
diff --git a/workflow-ui/core-common/src/main/java/com/squareup/workflow/ui/WorkflowUiExperimentalApi.kt b/workflow-ui/core-common/src/main/java/com/squareup/workflow1/ui/WorkflowUiExperimentalApi.kt
similarity index 97%
rename from workflow-ui/core-common/src/main/java/com/squareup/workflow/ui/WorkflowUiExperimentalApi.kt
rename to workflow-ui/core-common/src/main/java/com/squareup/workflow1/ui/WorkflowUiExperimentalApi.kt
index c01ee26847..d8474cf035 100644
--- a/workflow-ui/core-common/src/main/java/com/squareup/workflow/ui/WorkflowUiExperimentalApi.kt
+++ b/workflow-ui/core-common/src/main/java/com/squareup/workflow1/ui/WorkflowUiExperimentalApi.kt
@@ -16,7 +16,7 @@
 @file:JvmMultifileClass
 @file:JvmName("Workflows")
 
-package com.squareup.workflow.ui
+package com.squareup.workflow1.ui
 
 import kotlin.RequiresOptIn.Level.ERROR
 import kotlin.annotation.AnnotationRetention.BINARY
diff --git a/workflow-ui/core-common/src/test/java/com/squareup/workflow/ui/CompatibleTest.kt b/workflow-ui/core-common/src/test/java/com/squareup/workflow1/ui/CompatibleTest.kt
similarity index 97%
rename from workflow-ui/core-common/src/test/java/com/squareup/workflow/ui/CompatibleTest.kt
rename to workflow-ui/core-common/src/test/java/com/squareup/workflow1/ui/CompatibleTest.kt
index 6c18eaebbf..80cfca6789 100644
--- a/workflow-ui/core-common/src/test/java/com/squareup/workflow/ui/CompatibleTest.kt
+++ b/workflow-ui/core-common/src/test/java/com/squareup/workflow1/ui/CompatibleTest.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui
+package com.squareup.workflow1.ui
 
 import com.google.common.truth.Truth.assertThat
 import org.junit.Test
diff --git a/workflow-ui/core-common/src/test/java/com/squareup/workflow/ui/NamedTest.kt b/workflow-ui/core-common/src/test/java/com/squareup/workflow1/ui/NamedTest.kt
similarity index 96%
rename from workflow-ui/core-common/src/test/java/com/squareup/workflow/ui/NamedTest.kt
rename to workflow-ui/core-common/src/test/java/com/squareup/workflow1/ui/NamedTest.kt
index 6fa73469ed..8aab63afb9 100644
--- a/workflow-ui/core-common/src/test/java/com/squareup/workflow/ui/NamedTest.kt
+++ b/workflow-ui/core-common/src/test/java/com/squareup/workflow1/ui/NamedTest.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui
+package com.squareup.workflow1.ui
 
 import com.google.common.truth.Truth.assertThat
 import org.junit.Test
@@ -73,7 +73,7 @@ class NamedTest {
 
   @Test fun `recursive keys are legible`() {
     assertThat(Named(Named(Hey, "one"), "ho").compatibilityKey)
-        .isEqualTo("com.squareup.workflow.ui.NamedTest\$Hey-Named(one)-Named(ho)")
+        .isEqualTo("com.squareup.workflow1.ui.NamedTest\$Hey-Named(one)-Named(ho)")
   }
 
   private class Foo(override val compatibilityKey: String) : Compatible
diff --git a/workflow-ui/modal-android/api/modal-android.api b/workflow-ui/modal-android/api/modal-android.api
index cb6d4e3307..90cd8cd610 100644
--- a/workflow-ui/modal-android/api/modal-android.api
+++ b/workflow-ui/modal-android/api/modal-android.api
@@ -1,23 +1,23 @@
-public final class com/squareup/workflow/ui/modal/AlertContainer : com/squareup/workflow/ui/modal/ModalContainer {
-	public static final field Companion Lcom/squareup/workflow/ui/modal/AlertContainer$Companion;
+public final class com/squareup/workflow1/ui/modal/AlertContainer : com/squareup/workflow1/ui/modal/ModalContainer {
+	public static final field Companion Lcom/squareup/workflow1/ui/modal/AlertContainer$Companion;
 	public fun <init> (Landroid/content/Context;)V
 	public fun <init> (Landroid/content/Context;Landroid/util/AttributeSet;)V
 	public fun <init> (Landroid/content/Context;Landroid/util/AttributeSet;I)V
 	public fun <init> (Landroid/content/Context;Landroid/util/AttributeSet;II)V
 	public fun <init> (Landroid/content/Context;Landroid/util/AttributeSet;III)V
 	public synthetic fun <init> (Landroid/content/Context;Landroid/util/AttributeSet;IIIILkotlin/jvm/internal/DefaultConstructorMarker;)V
-	public synthetic fun buildDialog (Ljava/lang/Object;Lcom/squareup/workflow/ui/ViewEnvironment;)Lcom/squareup/workflow/ui/modal/ModalContainer$DialogRef;
+	public synthetic fun buildDialog (Ljava/lang/Object;Lcom/squareup/workflow1/ui/ViewEnvironment;)Lcom/squareup/workflow1/ui/modal/ModalContainer$DialogRef;
 }
 
-public final class com/squareup/workflow/ui/modal/AlertContainer$Companion : com/squareup/workflow/ui/ViewFactory {
-	public fun buildView (Lcom/squareup/workflow/ui/modal/AlertContainerScreen;Lcom/squareup/workflow/ui/ViewEnvironment;Landroid/content/Context;Landroid/view/ViewGroup;)Landroid/view/View;
-	public synthetic fun buildView (Ljava/lang/Object;Lcom/squareup/workflow/ui/ViewEnvironment;Landroid/content/Context;Landroid/view/ViewGroup;)Landroid/view/View;
-	public final fun customThemeBinding (I)Lcom/squareup/workflow/ui/ViewFactory;
-	public static synthetic fun customThemeBinding$default (Lcom/squareup/workflow/ui/modal/AlertContainer$Companion;IILjava/lang/Object;)Lcom/squareup/workflow/ui/ViewFactory;
+public final class com/squareup/workflow1/ui/modal/AlertContainer$Companion : com/squareup/workflow1/ui/ViewFactory {
+	public fun buildView (Lcom/squareup/workflow1/ui/modal/AlertContainerScreen;Lcom/squareup/workflow1/ui/ViewEnvironment;Landroid/content/Context;Landroid/view/ViewGroup;)Landroid/view/View;
+	public synthetic fun buildView (Ljava/lang/Object;Lcom/squareup/workflow1/ui/ViewEnvironment;Landroid/content/Context;Landroid/view/ViewGroup;)Landroid/view/View;
+	public final fun customThemeBinding (I)Lcom/squareup/workflow1/ui/ViewFactory;
+	public static synthetic fun customThemeBinding$default (Lcom/squareup/workflow1/ui/modal/AlertContainer$Companion;IILjava/lang/Object;)Lcom/squareup/workflow1/ui/ViewFactory;
 	public fun getType ()Lkotlin/reflect/KClass;
 }
 
-public final class com/squareup/workflow/ui/modal/BuildConfig {
+public final class com/squareup/workflow1/ui/modal/BuildConfig {
 	public static final field BUILD_TYPE Ljava/lang/String;
 	public static final field DEBUG Z
 	public static final field LIBRARY_PACKAGE_NAME Ljava/lang/String;
@@ -26,56 +26,56 @@ public final class com/squareup/workflow/ui/modal/BuildConfig {
 	public fun <init> ()V
 }
 
-public abstract class com/squareup/workflow/ui/modal/ModalContainer : android/widget/FrameLayout {
+public abstract class com/squareup/workflow1/ui/modal/ModalContainer : android/widget/FrameLayout {
 	public fun <init> (Landroid/content/Context;)V
 	public fun <init> (Landroid/content/Context;Landroid/util/AttributeSet;)V
 	public fun <init> (Landroid/content/Context;Landroid/util/AttributeSet;I)V
 	public fun <init> (Landroid/content/Context;Landroid/util/AttributeSet;II)V
 	public synthetic fun <init> (Landroid/content/Context;Landroid/util/AttributeSet;IIILkotlin/jvm/internal/DefaultConstructorMarker;)V
-	protected abstract fun buildDialog (Ljava/lang/Object;Lcom/squareup/workflow/ui/ViewEnvironment;)Lcom/squareup/workflow/ui/modal/ModalContainer$DialogRef;
+	protected abstract fun buildDialog (Ljava/lang/Object;Lcom/squareup/workflow1/ui/ViewEnvironment;)Lcom/squareup/workflow1/ui/modal/ModalContainer$DialogRef;
 	protected fun onRestoreInstanceState (Landroid/os/Parcelable;)V
 	protected fun onSaveInstanceState ()Landroid/os/Parcelable;
-	protected final fun update (Lcom/squareup/workflow/ui/modal/HasModals;Lcom/squareup/workflow/ui/ViewEnvironment;)V
-	protected abstract fun updateDialog (Lcom/squareup/workflow/ui/modal/ModalContainer$DialogRef;)V
+	protected final fun update (Lcom/squareup/workflow1/ui/modal/HasModals;Lcom/squareup/workflow1/ui/ViewEnvironment;)V
+	protected abstract fun updateDialog (Lcom/squareup/workflow1/ui/modal/ModalContainer$DialogRef;)V
 }
 
-protected final class com/squareup/workflow/ui/modal/ModalContainer$DialogRef {
-	public fun <init> (Ljava/lang/Object;Lcom/squareup/workflow/ui/ViewEnvironment;Landroid/app/Dialog;Ljava/lang/Object;)V
-	public synthetic fun <init> (Ljava/lang/Object;Lcom/squareup/workflow/ui/ViewEnvironment;Landroid/app/Dialog;Ljava/lang/Object;ILkotlin/jvm/internal/DefaultConstructorMarker;)V
+protected final class com/squareup/workflow1/ui/modal/ModalContainer$DialogRef {
+	public fun <init> (Ljava/lang/Object;Lcom/squareup/workflow1/ui/ViewEnvironment;Landroid/app/Dialog;Ljava/lang/Object;)V
+	public synthetic fun <init> (Ljava/lang/Object;Lcom/squareup/workflow1/ui/ViewEnvironment;Landroid/app/Dialog;Ljava/lang/Object;ILkotlin/jvm/internal/DefaultConstructorMarker;)V
 	public final fun component1 ()Ljava/lang/Object;
-	public final fun component2 ()Lcom/squareup/workflow/ui/ViewEnvironment;
+	public final fun component2 ()Lcom/squareup/workflow1/ui/ViewEnvironment;
 	public final fun component3 ()Landroid/app/Dialog;
 	public final fun component4 ()Ljava/lang/Object;
-	public final fun copy (Ljava/lang/Object;Lcom/squareup/workflow/ui/ViewEnvironment;Landroid/app/Dialog;Ljava/lang/Object;)Lcom/squareup/workflow/ui/modal/ModalContainer$DialogRef;
-	public static synthetic fun copy$default (Lcom/squareup/workflow/ui/modal/ModalContainer$DialogRef;Ljava/lang/Object;Lcom/squareup/workflow/ui/ViewEnvironment;Landroid/app/Dialog;Ljava/lang/Object;ILjava/lang/Object;)Lcom/squareup/workflow/ui/modal/ModalContainer$DialogRef;
+	public final fun copy (Ljava/lang/Object;Lcom/squareup/workflow1/ui/ViewEnvironment;Landroid/app/Dialog;Ljava/lang/Object;)Lcom/squareup/workflow1/ui/modal/ModalContainer$DialogRef;
+	public static synthetic fun copy$default (Lcom/squareup/workflow1/ui/modal/ModalContainer$DialogRef;Ljava/lang/Object;Lcom/squareup/workflow1/ui/ViewEnvironment;Landroid/app/Dialog;Ljava/lang/Object;ILjava/lang/Object;)Lcom/squareup/workflow1/ui/modal/ModalContainer$DialogRef;
 	public fun equals (Ljava/lang/Object;)Z
 	public final fun getDialog ()Landroid/app/Dialog;
 	public final fun getExtra ()Ljava/lang/Object;
 	public final fun getModalRendering ()Ljava/lang/Object;
-	public final fun getViewEnvironment ()Lcom/squareup/workflow/ui/ViewEnvironment;
+	public final fun getViewEnvironment ()Lcom/squareup/workflow1/ui/ViewEnvironment;
 	public fun hashCode ()I
 	public fun toString ()Ljava/lang/String;
 }
 
-public class com/squareup/workflow/ui/modal/ModalViewContainer : com/squareup/workflow/ui/modal/ModalContainer {
-	public static final field Companion Lcom/squareup/workflow/ui/modal/ModalViewContainer$Companion;
+public class com/squareup/workflow1/ui/modal/ModalViewContainer : com/squareup/workflow1/ui/modal/ModalContainer {
+	public static final field Companion Lcom/squareup/workflow1/ui/modal/ModalViewContainer$Companion;
 	public fun <init> (Landroid/content/Context;)V
 	public fun <init> (Landroid/content/Context;Landroid/util/AttributeSet;)V
 	public fun <init> (Landroid/content/Context;Landroid/util/AttributeSet;I)V
 	public fun <init> (Landroid/content/Context;Landroid/util/AttributeSet;II)V
 	public synthetic fun <init> (Landroid/content/Context;Landroid/util/AttributeSet;IIILkotlin/jvm/internal/DefaultConstructorMarker;)V
-	protected final fun buildDialog (Ljava/lang/Object;Lcom/squareup/workflow/ui/ViewEnvironment;)Lcom/squareup/workflow/ui/modal/ModalContainer$DialogRef;
+	protected final fun buildDialog (Ljava/lang/Object;Lcom/squareup/workflow1/ui/ViewEnvironment;)Lcom/squareup/workflow1/ui/modal/ModalContainer$DialogRef;
 	public fun buildDialogForView (Landroid/view/View;)Landroid/app/Dialog;
-	protected fun updateDialog (Lcom/squareup/workflow/ui/modal/ModalContainer$DialogRef;)V
+	protected fun updateDialog (Lcom/squareup/workflow1/ui/modal/ModalContainer$DialogRef;)V
 }
 
-public final class com/squareup/workflow/ui/modal/ModalViewContainer$Binding : com/squareup/workflow/ui/ViewFactory {
+public final class com/squareup/workflow1/ui/modal/ModalViewContainer$Binding : com/squareup/workflow1/ui/ViewFactory {
 	public fun <init> (ILkotlin/reflect/KClass;)V
-	public fun buildView (Lcom/squareup/workflow/ui/modal/HasModals;Lcom/squareup/workflow/ui/ViewEnvironment;Landroid/content/Context;Landroid/view/ViewGroup;)Landroid/view/View;
-	public synthetic fun buildView (Ljava/lang/Object;Lcom/squareup/workflow/ui/ViewEnvironment;Landroid/content/Context;Landroid/view/ViewGroup;)Landroid/view/View;
+	public fun buildView (Lcom/squareup/workflow1/ui/modal/HasModals;Lcom/squareup/workflow1/ui/ViewEnvironment;Landroid/content/Context;Landroid/view/ViewGroup;)Landroid/view/View;
+	public synthetic fun buildView (Ljava/lang/Object;Lcom/squareup/workflow1/ui/ViewEnvironment;Landroid/content/Context;Landroid/view/ViewGroup;)Landroid/view/View;
 	public fun getType ()Lkotlin/reflect/KClass;
 }
 
-public final class com/squareup/workflow/ui/modal/ModalViewContainer$Companion {
+public final class com/squareup/workflow1/ui/modal/ModalViewContainer$Companion {
 }
 
diff --git a/workflow-ui/modal-android/src/main/AndroidManifest.xml b/workflow-ui/modal-android/src/main/AndroidManifest.xml
index 195484e775..319df02dca 100644
--- a/workflow-ui/modal-android/src/main/AndroidManifest.xml
+++ b/workflow-ui/modal-android/src/main/AndroidManifest.xml
@@ -13,4 +13,4 @@
   ~ See the License for the specific language governing permissions and
   ~ limitations under the License.
   -->
-<manifest package="com.squareup.workflow.ui.modal"/>
+<manifest package="com.squareup.workflow1.ui.modal"/>
diff --git a/workflow-ui/modal-android/src/main/java/com/squareup/workflow/ui/modal/AlertContainer.kt b/workflow-ui/modal-android/src/main/java/com/squareup/workflow1/ui/modal/AlertContainer.kt
similarity index 84%
rename from workflow-ui/modal-android/src/main/java/com/squareup/workflow/ui/modal/AlertContainer.kt
rename to workflow-ui/modal-android/src/main/java/com/squareup/workflow1/ui/modal/AlertContainer.kt
index bcffd5e824..a461e75197 100644
--- a/workflow-ui/modal-android/src/main/java/com/squareup/workflow/ui/modal/AlertContainer.kt
+++ b/workflow-ui/modal-android/src/main/java/com/squareup/workflow1/ui/modal/AlertContainer.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui.modal
+package com.squareup.workflow1.ui.modal
 
 import android.content.Context
 import android.content.DialogInterface
@@ -23,17 +23,17 @@ import android.view.ViewGroup
 import android.view.ViewGroup.LayoutParams.MATCH_PARENT
 import androidx.annotation.StyleRes
 import androidx.appcompat.app.AlertDialog
-import com.squareup.workflow.ui.BuilderBinding
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.ViewFactory
-import com.squareup.workflow.ui.ViewEnvironment
-import com.squareup.workflow.ui.bindShowRendering
-import com.squareup.workflow.ui.modal.AlertScreen.Button
-import com.squareup.workflow.ui.modal.AlertScreen.Button.NEGATIVE
-import com.squareup.workflow.ui.modal.AlertScreen.Button.NEUTRAL
-import com.squareup.workflow.ui.modal.AlertScreen.Button.POSITIVE
-import com.squareup.workflow.ui.modal.AlertScreen.Event.ButtonClicked
-import com.squareup.workflow.ui.modal.AlertScreen.Event.Canceled
+import com.squareup.workflow1.ui.BuilderBinding
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.ViewFactory
+import com.squareup.workflow1.ui.ViewEnvironment
+import com.squareup.workflow1.ui.bindShowRendering
+import com.squareup.workflow1.ui.modal.AlertScreen.Button
+import com.squareup.workflow1.ui.modal.AlertScreen.Button.NEGATIVE
+import com.squareup.workflow1.ui.modal.AlertScreen.Button.NEUTRAL
+import com.squareup.workflow1.ui.modal.AlertScreen.Button.POSITIVE
+import com.squareup.workflow1.ui.modal.AlertScreen.Event.ButtonClicked
+import com.squareup.workflow1.ui.modal.AlertScreen.Event.Canceled
 
 /**
  * Renders the [AlertScreen]s of an [AlertContainerScreen] as [AlertDialog]s.
diff --git a/workflow-ui/modal-android/src/main/java/com/squareup/workflow/ui/modal/ModalContainer.kt b/workflow-ui/modal-android/src/main/java/com/squareup/workflow1/ui/modal/ModalContainer.kt
similarity index 95%
rename from workflow-ui/modal-android/src/main/java/com/squareup/workflow/ui/modal/ModalContainer.kt
rename to workflow-ui/modal-android/src/main/java/com/squareup/workflow1/ui/modal/ModalContainer.kt
index 03ca7df281..7719cc3322 100644
--- a/workflow-ui/modal-android/src/main/java/com/squareup/workflow/ui/modal/ModalContainer.kt
+++ b/workflow-ui/modal-android/src/main/java/com/squareup/workflow1/ui/modal/ModalContainer.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui.modal
+package com.squareup.workflow1.ui.modal
 
 import android.app.Dialog
 import android.content.Context
@@ -30,12 +30,12 @@ import androidx.lifecycle.Lifecycle
 import androidx.lifecycle.Lifecycle.Event.ON_DESTROY
 import androidx.lifecycle.LifecycleObserver
 import androidx.lifecycle.OnLifecycleEvent
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.Named
-import com.squareup.workflow.ui.ViewEnvironment
-import com.squareup.workflow.ui.WorkflowViewStub
-import com.squareup.workflow.ui.compatible
-import com.squareup.workflow.ui.lifecycleOrNull
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.Named
+import com.squareup.workflow1.ui.ViewEnvironment
+import com.squareup.workflow1.ui.WorkflowViewStub
+import com.squareup.workflow1.ui.compatible
+import com.squareup.workflow1.ui.lifecycleOrNull
 
 /**
  * Base class for containers that show [HasModals.modals] in [Dialog] windows.
diff --git a/workflow-ui/modal-android/src/main/java/com/squareup/workflow/ui/modal/ModalViewContainer.kt b/workflow-ui/modal-android/src/main/java/com/squareup/workflow1/ui/modal/ModalViewContainer.kt
similarity index 89%
rename from workflow-ui/modal-android/src/main/java/com/squareup/workflow/ui/modal/ModalViewContainer.kt
rename to workflow-ui/modal-android/src/main/java/com/squareup/workflow1/ui/modal/ModalViewContainer.kt
index 814c96793c..fa3dbf9ec3 100644
--- a/workflow-ui/modal-android/src/main/java/com/squareup/workflow/ui/modal/ModalViewContainer.kt
+++ b/workflow-ui/modal-android/src/main/java/com/squareup/workflow1/ui/modal/ModalViewContainer.kt
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui.modal
+package com.squareup.workflow1.ui.modal
 
 import android.app.Dialog
 import android.content.Context
@@ -25,17 +25,17 @@ import android.view.ViewGroup
 import android.view.ViewGroup.LayoutParams.MATCH_PARENT
 import android.view.ViewGroup.LayoutParams.WRAP_CONTENT
 import androidx.annotation.IdRes
-import com.squareup.workflow.ui.BuilderBinding
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow.ui.ViewFactory
-import com.squareup.workflow.ui.ViewEnvironment
-import com.squareup.workflow.ui.ViewRegistry
-import com.squareup.workflow.ui.backPressedHandler
-import com.squareup.workflow.ui.bindShowRendering
-import com.squareup.workflow.ui.buildView
-import com.squareup.workflow.ui.modal.ModalViewContainer.Companion.binding
-import com.squareup.workflow.ui.onBackPressedDispatcherOwnerOrNull
-import com.squareup.workflow.ui.showRendering
+import com.squareup.workflow1.ui.BuilderBinding
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.ViewFactory
+import com.squareup.workflow1.ui.ViewEnvironment
+import com.squareup.workflow1.ui.ViewRegistry
+import com.squareup.workflow1.ui.backPressedHandler
+import com.squareup.workflow1.ui.bindShowRendering
+import com.squareup.workflow1.ui.buildView
+import com.squareup.workflow1.ui.modal.ModalViewContainer.Companion.binding
+import com.squareup.workflow1.ui.onBackPressedDispatcherOwnerOrNull
+import com.squareup.workflow1.ui.showRendering
 import kotlin.reflect.KClass
 
 /**
diff --git a/workflow-ui/modal-common/api/modal-common.api b/workflow-ui/modal-common/api/modal-common.api
index be22b37539..b5c56e502c 100644
--- a/workflow-ui/modal-common/api/modal-common.api
+++ b/workflow-ui/modal-common/api/modal-common.api
@@ -1,12 +1,12 @@
-public final class com/squareup/workflow/ui/modal/AlertContainerScreen : com/squareup/workflow/ui/modal/HasModals {
-	public fun <init> (Ljava/lang/Object;Lcom/squareup/workflow/ui/modal/AlertScreen;)V
+public final class com/squareup/workflow1/ui/modal/AlertContainerScreen : com/squareup/workflow1/ui/modal/HasModals {
+	public fun <init> (Ljava/lang/Object;Lcom/squareup/workflow1/ui/modal/AlertScreen;)V
 	public fun <init> (Ljava/lang/Object;Ljava/util/List;)V
 	public synthetic fun <init> (Ljava/lang/Object;Ljava/util/List;ILkotlin/jvm/internal/DefaultConstructorMarker;)V
-	public fun <init> (Ljava/lang/Object;[Lcom/squareup/workflow/ui/modal/AlertScreen;)V
+	public fun <init> (Ljava/lang/Object;[Lcom/squareup/workflow1/ui/modal/AlertScreen;)V
 	public final fun component1 ()Ljava/lang/Object;
 	public final fun component2 ()Ljava/util/List;
-	public final fun copy (Ljava/lang/Object;Ljava/util/List;)Lcom/squareup/workflow/ui/modal/AlertContainerScreen;
-	public static synthetic fun copy$default (Lcom/squareup/workflow/ui/modal/AlertContainerScreen;Ljava/lang/Object;Ljava/util/List;ILjava/lang/Object;)Lcom/squareup/workflow/ui/modal/AlertContainerScreen;
+	public final fun copy (Ljava/lang/Object;Ljava/util/List;)Lcom/squareup/workflow1/ui/modal/AlertContainerScreen;
+	public static synthetic fun copy$default (Lcom/squareup/workflow1/ui/modal/AlertContainerScreen;Ljava/lang/Object;Ljava/util/List;ILjava/lang/Object;)Lcom/squareup/workflow1/ui/modal/AlertContainerScreen;
 	public fun equals (Ljava/lang/Object;)Z
 	public fun getBeneathModals ()Ljava/lang/Object;
 	public fun getModals ()Ljava/util/List;
@@ -14,7 +14,7 @@ public final class com/squareup/workflow/ui/modal/AlertContainerScreen : com/squ
 	public fun toString ()Ljava/lang/String;
 }
 
-public final class com/squareup/workflow/ui/modal/AlertScreen {
+public final class com/squareup/workflow1/ui/modal/AlertScreen {
 	public fun <init> (Ljava/util/Map;Ljava/lang/String;Ljava/lang/String;ZLkotlin/jvm/functions/Function1;)V
 	public synthetic fun <init> (Ljava/util/Map;Ljava/lang/String;Ljava/lang/String;ZLkotlin/jvm/functions/Function1;ILkotlin/jvm/internal/DefaultConstructorMarker;)V
 	public final fun component1 ()Ljava/util/Map;
@@ -22,8 +22,8 @@ public final class com/squareup/workflow/ui/modal/AlertScreen {
 	public final fun component3 ()Ljava/lang/String;
 	public final fun component4 ()Z
 	public final fun component5 ()Lkotlin/jvm/functions/Function1;
-	public final fun copy (Ljava/util/Map;Ljava/lang/String;Ljava/lang/String;ZLkotlin/jvm/functions/Function1;)Lcom/squareup/workflow/ui/modal/AlertScreen;
-	public static synthetic fun copy$default (Lcom/squareup/workflow/ui/modal/AlertScreen;Ljava/util/Map;Ljava/lang/String;Ljava/lang/String;ZLkotlin/jvm/functions/Function1;ILjava/lang/Object;)Lcom/squareup/workflow/ui/modal/AlertScreen;
+	public final fun copy (Ljava/util/Map;Ljava/lang/String;Ljava/lang/String;ZLkotlin/jvm/functions/Function1;)Lcom/squareup/workflow1/ui/modal/AlertScreen;
+	public static synthetic fun copy$default (Lcom/squareup/workflow1/ui/modal/AlertScreen;Ljava/util/Map;Ljava/lang/String;Ljava/lang/String;ZLkotlin/jvm/functions/Function1;ILjava/lang/Object;)Lcom/squareup/workflow1/ui/modal/AlertScreen;
 	public fun equals (Ljava/lang/Object;)Z
 	public final fun getButtons ()Ljava/util/Map;
 	public final fun getCancelable ()Z
@@ -34,33 +34,33 @@ public final class com/squareup/workflow/ui/modal/AlertScreen {
 	public fun toString ()Ljava/lang/String;
 }
 
-public final class com/squareup/workflow/ui/modal/AlertScreen$Button : java/lang/Enum {
-	public static final field NEGATIVE Lcom/squareup/workflow/ui/modal/AlertScreen$Button;
-	public static final field NEUTRAL Lcom/squareup/workflow/ui/modal/AlertScreen$Button;
-	public static final field POSITIVE Lcom/squareup/workflow/ui/modal/AlertScreen$Button;
-	public static fun valueOf (Ljava/lang/String;)Lcom/squareup/workflow/ui/modal/AlertScreen$Button;
-	public static fun values ()[Lcom/squareup/workflow/ui/modal/AlertScreen$Button;
+public final class com/squareup/workflow1/ui/modal/AlertScreen$Button : java/lang/Enum {
+	public static final field NEGATIVE Lcom/squareup/workflow1/ui/modal/AlertScreen$Button;
+	public static final field NEUTRAL Lcom/squareup/workflow1/ui/modal/AlertScreen$Button;
+	public static final field POSITIVE Lcom/squareup/workflow1/ui/modal/AlertScreen$Button;
+	public static fun valueOf (Ljava/lang/String;)Lcom/squareup/workflow1/ui/modal/AlertScreen$Button;
+	public static fun values ()[Lcom/squareup/workflow1/ui/modal/AlertScreen$Button;
 }
 
-public abstract class com/squareup/workflow/ui/modal/AlertScreen$Event {
+public abstract class com/squareup/workflow1/ui/modal/AlertScreen$Event {
 }
 
-public final class com/squareup/workflow/ui/modal/AlertScreen$Event$ButtonClicked : com/squareup/workflow/ui/modal/AlertScreen$Event {
-	public fun <init> (Lcom/squareup/workflow/ui/modal/AlertScreen$Button;)V
-	public final fun component1 ()Lcom/squareup/workflow/ui/modal/AlertScreen$Button;
-	public final fun copy (Lcom/squareup/workflow/ui/modal/AlertScreen$Button;)Lcom/squareup/workflow/ui/modal/AlertScreen$Event$ButtonClicked;
-	public static synthetic fun copy$default (Lcom/squareup/workflow/ui/modal/AlertScreen$Event$ButtonClicked;Lcom/squareup/workflow/ui/modal/AlertScreen$Button;ILjava/lang/Object;)Lcom/squareup/workflow/ui/modal/AlertScreen$Event$ButtonClicked;
+public final class com/squareup/workflow1/ui/modal/AlertScreen$Event$ButtonClicked : com/squareup/workflow1/ui/modal/AlertScreen$Event {
+	public fun <init> (Lcom/squareup/workflow1/ui/modal/AlertScreen$Button;)V
+	public final fun component1 ()Lcom/squareup/workflow1/ui/modal/AlertScreen$Button;
+	public final fun copy (Lcom/squareup/workflow1/ui/modal/AlertScreen$Button;)Lcom/squareup/workflow1/ui/modal/AlertScreen$Event$ButtonClicked;
+	public static synthetic fun copy$default (Lcom/squareup/workflow1/ui/modal/AlertScreen$Event$ButtonClicked;Lcom/squareup/workflow1/ui/modal/AlertScreen$Button;ILjava/lang/Object;)Lcom/squareup/workflow1/ui/modal/AlertScreen$Event$ButtonClicked;
 	public fun equals (Ljava/lang/Object;)Z
-	public final fun getButton ()Lcom/squareup/workflow/ui/modal/AlertScreen$Button;
+	public final fun getButton ()Lcom/squareup/workflow1/ui/modal/AlertScreen$Button;
 	public fun hashCode ()I
 	public fun toString ()Ljava/lang/String;
 }
 
-public final class com/squareup/workflow/ui/modal/AlertScreen$Event$Canceled : com/squareup/workflow/ui/modal/AlertScreen$Event {
-	public static final field INSTANCE Lcom/squareup/workflow/ui/modal/AlertScreen$Event$Canceled;
+public final class com/squareup/workflow1/ui/modal/AlertScreen$Event$Canceled : com/squareup/workflow1/ui/modal/AlertScreen$Event {
+	public static final field INSTANCE Lcom/squareup/workflow1/ui/modal/AlertScreen$Event$Canceled;
 }
 
-public abstract interface class com/squareup/workflow/ui/modal/HasModals {
+public abstract interface class com/squareup/workflow1/ui/modal/HasModals {
 	public abstract fun getBeneathModals ()Ljava/lang/Object;
 	public abstract fun getModals ()Ljava/util/List;
 }
diff --git a/workflow-ui/modal-common/src/main/java/com/squareup/workflow/ui/modal/AlertContainerScreen.kt b/workflow-ui/modal-common/src/main/java/com/squareup/workflow1/ui/modal/AlertContainerScreen.kt
similarity index 91%
rename from workflow-ui/modal-common/src/main/java/com/squareup/workflow/ui/modal/AlertContainerScreen.kt
rename to workflow-ui/modal-common/src/main/java/com/squareup/workflow1/ui/modal/AlertContainerScreen.kt
index 7e813407e0..7d8f93ab51 100644
--- a/workflow-ui/modal-common/src/main/java/com/squareup/workflow/ui/modal/AlertContainerScreen.kt
+++ b/workflow-ui/modal-common/src/main/java/com/squareup/workflow1/ui/modal/AlertContainerScreen.kt
@@ -13,9 +13,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui.modal
+package com.squareup.workflow1.ui.modal
 
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
 
 /**
  * May show a stack of [AlertScreen] over a [beneathModals].
diff --git a/workflow-ui/modal-common/src/main/java/com/squareup/workflow/ui/modal/AlertScreen.kt b/workflow-ui/modal-common/src/main/java/com/squareup/workflow1/ui/modal/AlertScreen.kt
similarity index 94%
rename from workflow-ui/modal-common/src/main/java/com/squareup/workflow/ui/modal/AlertScreen.kt
rename to workflow-ui/modal-common/src/main/java/com/squareup/workflow1/ui/modal/AlertScreen.kt
index 2c795bd911..787023f8bf 100644
--- a/workflow-ui/modal-common/src/main/java/com/squareup/workflow/ui/modal/AlertScreen.kt
+++ b/workflow-ui/modal-common/src/main/java/com/squareup/workflow1/ui/modal/AlertScreen.kt
@@ -13,9 +13,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui.modal
+package com.squareup.workflow1.ui.modal
 
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
 
 /**
  * Models a typical "You sure about that?" alert box.
diff --git a/workflow-ui/modal-common/src/main/java/com/squareup/workflow/ui/modal/HasModals.kt b/workflow-ui/modal-common/src/main/java/com/squareup/workflow1/ui/modal/HasModals.kt
similarity index 91%
rename from workflow-ui/modal-common/src/main/java/com/squareup/workflow/ui/modal/HasModals.kt
rename to workflow-ui/modal-common/src/main/java/com/squareup/workflow1/ui/modal/HasModals.kt
index 762400f9d8..544309b6cd 100644
--- a/workflow-ui/modal-common/src/main/java/com/squareup/workflow/ui/modal/HasModals.kt
+++ b/workflow-ui/modal-common/src/main/java/com/squareup/workflow1/ui/modal/HasModals.kt
@@ -13,9 +13,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.squareup.workflow.ui.modal
+package com.squareup.workflow1.ui.modal
 
-import com.squareup.workflow.ui.WorkflowUiExperimentalApi
+import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
 
 /**
  * Interface implemented by screen classes that represent a stack of