Update sample-app.md

Author: rmcdaniel

docs/sample-app.md

@@ -9,7 +9,58 @@ sidebar_position: 7
 ## Step 1
 Create a codespace from the main branch of [this](https://github.com/laravel-workflow/sample-app) repo.
 
+<img src="https://user-images.githubusercontent.com/1130888/233664377-f300ad50-5436-4bb8-b172-c52e12047264.png" alt="image" width="300">
+
+## Step 2
+Wait for the codespace to build. This should take between 5 to 10 minutes.
+
+<img src="https://user-images.githubusercontent.com/1130888/233664397-4ae156f3-f69b-406f-b6d4-4f9316684000.png" alt="image" width="500">
+
+## Step 3
+Once the codespace has been created. You will see the editor and the terminal at the bottom.
+
+<img src="https://user-images.githubusercontent.com/1130888/233665550-1a4f2098-2919-4108-ac9f-bef1a9f2f47c.png" alt="image" width="400">
+
+## Step 4
+Run the migrations to create the necessary database tables.
+
+```bash
+php artisan migrate
+```
+
+## Step 5
+Start the queue worker. This will enable the processing of workflows and activities.
+
+```bash
+php artisan queue:work
+```
+
+## Step 6
+Create a new terminal window.
+
+<img src="https://user-images.githubusercontent.com/1130888/233666917-029247c7-9e6c-46de-b304-27473fd34517.png" alt="image" width="200">
+
+## Step 7
+Start the example workflow inside the new terminal window.
+
+```bash
+php artisan app:workflow
+```
+
+## Step 8
+You can view the waterline dashboard via the mapped port.
+
+<img src="https://user-images.githubusercontent.com/1130888/233668485-b988e336-0462-4bbc-bb77-78c73df363b4.png" alt="image" width="500">
+
+Add `/waterline/dashboard` to the URL e.g. `https://[your-codespace-name]-80.preview.app.github.dev/waterline/dashboard`
+
+<img src="https://user-images.githubusercontent.com/1130888/233669600-3340ada6-5f73-4602-8d82-a81a9d43f883.png" alt="image" width="600">
+
+## Step 9
+Run the workflow and activity tests.
 
 ```bash
 php artisan test
 ```
+
+That's it! You can now create and test workflows.