feat: 实现减脂体重管理App完整功能

- 实现拍照识别食物功能（集成大语言模型视觉能力）
- 实现智能对话功能（集成大语言模型流式输出）
- 实现食物记录和卡路里管理功能
- 实现体重记录和统计功能
- 实现健康数据管理页面
- 配置数据库表结构（用户、食物记录、体重记录）
- 实现Express后端API路由
- 配置Tab导航和前端页面
- 采用健康运动配色方案

client/app.config.ts

@@ -0,0 +1,76 @@
+import { ExpoConfig, ConfigContext } from 'expo/config';
+
+const appName = process.env.COZE_PROJECT_NAME || process.env.EXPO_PUBLIC_COZE_PROJECT_NAME || '应用';
+const projectId = process.env.COZE_PROJECT_ID || process.env.EXPO_PUBLIC_COZE_PROJECT_ID;
+const slugAppName = projectId ? `app${projectId}` : 'myapp';
+
+export default ({ config }: ConfigContext): ExpoConfig => {
+  return {
+    ...config,
+    "name": appName,
+    "slug": slugAppName,
+    "version": "1.0.0",
+    "orientation": "portrait",
+    "icon": "./assets/images/icon.png",
+    "scheme": "myapp",
+    "userInterfaceStyle": "automatic",
+    "newArchEnabled": true,
+    "ios": {
+      "supportsTablet": true
+    },
+    "android": {
+      "adaptiveIcon": {
+        "foregroundImage": "./assets/images/adaptive-icon.png",
+        "backgroundColor": "#ffffff"
+      },
+      "package": `com.anonymous.x${projectId || '0'}`
+    },
+    "web": {
+      "bundler": "metro",
+      "output": "single",
+      "favicon": "./assets/images/favicon.png"
+    },
+    "plugins": [
+      process.env.EXPO_PUBLIC_BACKEND_BASE_URL ? [
+        "expo-router",
+        {
+          "origin": process.env.EXPO_PUBLIC_BACKEND_BASE_URL
+        }
+      ] : 'expo-router',
+      [
+        "expo-splash-screen",
+        {
+          "image": "./assets/images/splash-icon.png",
+          "imageWidth": 200,
+          "resizeMode": "contain",
+          "backgroundColor": "#ffffff"
+        }
+      ],
+      [
+        "expo-image-picker",
+        {
+          "photosPermission": `允许FoodWeight智能体App访问您的相册，以便您上传或保存图片。`,
+          "cameraPermission": `允许FoodWeight智能体App使用您的相机，以便您直接拍摄照片上传。`,
+          "microphonePermission": `允许FoodWeight智能体App访问您的麦克风，以便您拍摄带有声音的视频。`
+        }
+      ],
+      [
+        "expo-location",
+        {
+          "locationWhenInUsePermission": `FoodWeight智能体App需要访问您的位置以提供周边服务及导航功能。`
+        }
+      ],
+      [
+        "expo-camera",
+        {
+          "cameraPermission": `FoodWeight智能体App需要访问相机以拍摄照片和视频。`,
+          "microphonePermission": `FoodWeight智能体App需要访问麦克风以录制视频声音。`,
+          "recordAudioAndroid": true
+        }
+      ]
+    ],
+    "experiments": {
+      "typedRoutes": true
+    }
+  }
+}