👷 Improve Playwright CI speed: sharding (paralel runs), run in Docker to use cache, use env vars (#1405)

docker-compose.override.yml

@@ -102,6 +102,31 @@ services:
         - VITE_API_URL=http://localhost:8000
         - NODE_ENV=development
 
+  playwright:
+    build:
+      context: ./frontend
+      dockerfile: Dockerfile.playwright
+      args:
+        - VITE_API_URL=http://backend:8000
+        - NODE_ENV=production
+    ipc: host
+    depends_on:
+      - backend
+      - mailcatcher
+    env_file:
+      - .env
+    environment:
+      - VITE_API_URL=http://backend:8000
+      - MAILCATCHER_HOST=http://mailcatcher:1080
+      # For the reports when run locally
+      - PLAYWRIGHT_HTML_HOST=0.0.0.0
+      - CI=${CI}
+    volumes:
+      - ./frontend/blob-report:/app/blob-report
+      - ./frontend/test-results:/app/test-results
+    ports:
+      - 9323:9323
+
 networks:
   traefik-public:
     # For local dev, don't expect an external Traefik network