feat: implement bff layer

package.json

@@ -9,18 +9,13 @@
     "lint": "eslint"
   },
   "dependencies": {
-    "@aws-sdk/client-s3": "^3.1045.0",
     "@base-ui/react": "^1.4.0",
-    "@prisma/client": "^6.19.3",
     "class-variance-authority": "^0.7.1",
     "clsx": "^2.1.1",
-    "dotenv": "^17.4.2",
     "framer-motion": "^12.38.0",
     "lucide-react": "^1.8.0",
-    "mongodb": "^7.1.1",
     "next": "16.2.2",
     "next-themes": "^0.4.6",
-    "prisma": "^6.19.3",
     "react": "19.2.4",
     "react-dom": "19.2.4",
     "shadcn": "^4.2.0",