feat: add Firebase integration and update UI components with animations and styles

- Added Firebase dependency to package.json
- Implemented Firebase initialization in firebase.ts
- Updated App.tsx to enhance UI with hover effects and animations for various components
- Created a new empty reviewsApi.ts file for future API integration

package.json

@@ -10,6 +10,7 @@
     "preview": "vite preview"
   },
   "dependencies": {
+    "firebase": "^11.9.1",
     "lucide-react": "^0.514.0",
     "react": "^19.1.0",
     "react-dom": "^19.1.0"