feat: simulate containerized environment for testing

- Added an environment variable to simulate a containerized environment, allowing the application to skip sandbox confirmation dialogs during testing.
- This change aims to streamline the testing process by reducing unnecessary user interactions while ensuring the application behaves as expected in a containerized setup.

apps/ui/playwright.config.ts

@@ -49,6 +49,8 @@ export default defineConfig({
               // Hide the API key banner to reduce log noise
               AUTOMAKER_HIDE_API_KEY: 'true',
               // No ALLOWED_ROOT_DIRECTORY restriction - allow all paths for testing
+              // Simulate containerized environment to skip sandbox confirmation dialogs
+              IS_CONTAINERIZED: 'true',
             },
           },
           // Frontend Vite dev server