Playwright re-established. 54 test cases generated.

package.json

@@ -7,16 +7,21 @@
     "dev": "vite",
     "build": "vite build",
     "preview": "vite preview",
-    "dev:full": "concurrently \"npm run dev\" \"npm run dev --prefix server\""
+    "dev:full": "npm-run-all --parallel dev \"dev --prefix server\"",
+    "dev:full:bg": "npm-run-all --parallel dev \"dev --prefix server\" &"
   },
   "dependencies": {
     "@google/genai": "^1.30.0",
     "lucide-react": "^0.554.0",
+    "npm-run-all": "^4.1.5",
+    "playwright": "^1.57.0",
+    "playwright-test": "^14.1.12",
     "react": "^19.2.0",
     "react-dom": "^19.2.0",
     "recharts": "^3.4.1"
   },
   "devDependencies": {
+    "@playwright/test": "^1.57.0",
     "@types/node": "^22.14.0",
     "@vitejs/plugin-react": "^5.0.0",
     "concurrently": "^8.2.2",