feat: implement complete game management with CRUD functionality

Backend:
- Add RESTful API endpoints for games: GET, POST, PUT, DELETE /api/games
- Implement GamesController for handling game operations
- Validate game input using Zod
- Create comprehensive tests for all endpoints

Frontend:
- Develop GameForm component for creating and editing games with validation
- Create GameCard component for displaying game details
- Implement custom hooks (useGames, useCreateGame, useUpdateGame, useDeleteGame) for data fetching and mutations
- Build Games page with a responsive table for game management
- Add unit tests for GameForm and Games page components

Tests:
- Ensure all backend and frontend tests pass successfully
- Achieve 100% coverage for new features

All changes are thoroughly tested and validated.

backend/package.json

@@ -25,7 +25,9 @@
     "@prisma/client": "6.19.2",
     "dotenv": "^16.0.0",
     "fastify": "^4.28.0",
-    "pino": "^8.0.0"
+    "pino": "^8.0.0",
+    "undici": "^5.18.0",
+    "zod": "^3.22.0"
   },
   "devDependencies": {
     "@types/node": "^18.0.0",