feat(playwright-cli): add comprehensive test generation, tracing, and video recording documentation

- Introduced detailed documentation for test generation workflow in Playwright CLI, covering planning, generating, and healing tests.
- Added tracing capabilities documentation, including usage, output files, and best practices for debugging and performance analysis.
- Included video recording instructions, emphasizing best practices for capturing browser automation sessions with chapter markers and overlays.
- Implemented user tutorial authentication setup and tutorial tests for parent mode in the E2E testing framework.
- Created JSON files for user tutorial state management, ensuring isolated test environments.

frontend/src/components/profile/UserProfile.vue

@@ -293,6 +293,7 @@ function onImageChange(id: string | null) {
     uploadLocalImage()
   } else {
     localImageFile.value = null
+    imageId.value = id
     saveImage(id)
   }
 }