feat: AI聊天室多Agent协作讨论平台

- 实现Agent管理，支持AI辅助生成系统提示词
- 支持多个AI提供商（OpenRouter、智谱、MiniMax等）
- 实现聊天室和讨论引擎
- WebSocket实时消息推送
- 前端使用React + Ant Design
- 后端使用FastAPI + MongoDB

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

frontend/package.json

@@ -0,0 +1,28 @@
+{
+  "name": "ai-chatroom-frontend",
+  "version": "1.0.0",
+  "private": true,
+  "dependencies": {
+    "@ant-design/icons": "^5.2.6",
+    "antd": "^5.13.0",
+    "axios": "^1.6.5",
+    "react": "^18.2.0",
+    "react-dom": "^18.2.0",
+    "react-router-dom": "^6.21.1",
+    "zustand": "^4.4.7",
+    "socket.io-client": "^4.7.4",
+    "dayjs": "^1.11.10"
+  },
+  "devDependencies": {
+    "@types/react": "^18.2.47",
+    "@types/react-dom": "^18.2.18",
+    "@vitejs/plugin-react": "^4.2.1",
+    "typescript": "^5.3.3",
+    "vite": "^5.0.11"
+  },
+  "scripts": {
+    "dev": "vite",
+    "build": "tsc && vite build",
+    "preview": "vite preview"
+  }
+}