Use the pull_request_target workflow event (#14603)

* Use the `pull_request_target` workflow event
* Minor  cleanup
* ready_for_review

Author: carmocca

.github/workflows/ci-app-examples.yml

@@ -1,11 +1,12 @@
 name: Test App - examples
 
 # see: https://help.github.com/en/actions/reference/events-that-trigger-workflows
-on: # Trigger the workflow on push or pull request, but only for the master branch
+on:
   push:
     branches: [master, "release/*"]
   pull_request:
     branches: [master, "release/*"]
+    types: [opened, reopened, ready_for_review, synchronize]  # add `ready_for_review` since draft is skipped
     paths:
       - ".github/workflows/ci-app-examples.yml"
       - "src/lightning_app/**"

.github/workflows/ci-app-tests.yml

@@ -1,10 +1,11 @@
 name: Test App
 
 # see: https://help.github.com/en/actions/reference/events-that-trigger-workflows
-on: # Trigger the workflow on push or pull request, but only for the master branch
+on:
   push:
     branches: [master, "release/*"]
   pull_request:
+    branches: [master, "release/*"]
     paths:
       - ".github/workflows/ci-app-tests.yml"
       - "src/lightning_app/**"

.github/workflows/ci-circleci.yml

@@ -8,7 +8,7 @@ on:
       - "src/pytorch_lightning/**"
       - "tests/tests_pytorch/**"
       - "setup.cfg"  # includes pytest config
-  pull_request:
+  pull_request_target:
     branches: [master, "release/*"]
     paths:
       - ".github/workflows/ci-circleci.yml"

.github/workflows/ci-lite-test-full.yml

@@ -1,12 +1,12 @@
 name: Test Lite full
 
 # see: https://help.github.com/en/actions/reference/events-that-trigger-workflows
-on:  # Trigger the workflow on push or pull request, but only for the master branch
+on:
   push:
     branches: [master, "release/*"]
   pull_request:
     branches: [master, "release/*"]
-    types: [opened, reopened, ready_for_review, synchronize]
+    types: [opened, reopened, ready_for_review, synchronize]  # add `ready_for_review` since draft is skipped
     paths:
       - "requirements/lite/**"
       - "src/lightning_lite/**"

.github/workflows/ci-pkg-install.yml

@@ -1,7 +1,7 @@
 name: Package
 
 # see: https://help.github.com/en/actions/reference/events-that-trigger-workflows
-on:  # Trigger the workflow on push or pull request, but only for the master branch
+on:
   push:
     branches: [master, "release/*"]
   pull_request:

.github/workflows/ci-pytorch-test-conda.yml

@@ -1,7 +1,7 @@
 name: Test PyTorch with Conda
 
 # see: https://help.github.com/en/actions/reference/events-that-trigger-workflows
-on:  # Trigger the workflow on push or pull request, but only for the master branch
+on:
   push:
     branches: [master, "release/*"]
   pull_request:

.github/workflows/ci-pytorch-test-full.yml

@@ -1,12 +1,12 @@
 name: Test PyTorch full
 
 # see: https://help.github.com/en/actions/reference/events-that-trigger-workflows
-on:  # Trigger the workflow on push or pull request, but only for the master branch
+on:
   push:
     branches: [master, "release/*"]
   pull_request:
     branches: [master, "release/*"]
-    types: [opened, reopened, ready_for_review, synchronize]
+    types: [opened, reopened, ready_for_review, synchronize]  # add `ready_for_review` since draft is skipped
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}-${{ github.head_ref }}

.github/workflows/ci-pytorch-test-slow.yml

@@ -1,12 +1,12 @@
 name: Test PyTorch slow
 
 # see: https://help.github.com/en/actions/reference/events-that-trigger-workflows
-on:  # Trigger the workflow on push or pull request, but only for the master branch
+on:
   push:
     branches: [master, "release/*"]
   pull_request:
     branches: [master, "release/*"]
-    types: [opened, reopened, ready_for_review, synchronize]
+    types: [opened, reopened, ready_for_review, synchronize]  # add `ready_for_review` since draft is skipped
     paths:
       - "requirements/pytorch/**"
       - "src/pytorch_lightning/**"

.github/workflows/code-checks.yml

@@ -1,6 +1,6 @@
 name: Code check
 
-on:  # Trigger the workflow on push or pull request, but only for the master branch
+on:
   push:
     branches: [master, "release/*"]
   pull_request:

.github/workflows/docs-checks.yml

@@ -1,7 +1,7 @@
 name: Check Docs
 # https://github.com/marketplace/actions/sphinx-build
 
-on:  # Trigger the workflow on push or pull request, but only for the master branch
+on:
   push:
     branches: [master, "release/*"]
   pull_request: