重构后端API和配置，新增仪表板数据接口并优化本地开发环境配置

backend/src/app.js

@@ -29,8 +29,8 @@ if (NO_DB_MODE) {
   orderRoutes = require('./routes/order');
   adminRoutes = require('./routes/admin'); // 新增管理员路由
   travelRegistrationRoutes = require('./routes/travelRegistration'); // 旅行报名路由
-  paymentRoutes = require('./routes/payment');
-  animalClaimRoutes = require('./routes/animalClaim'); // 动物认领路由
+  paymentRoutes = require('./routes/payment-simple');
+  animalClaimRoutes = require('./routes/animalClaim-simple'); // 动物认领路由（简化版）
 }
 
 const app = express();
@@ -44,8 +44,18 @@ app.use(helmet());
 app.use(cors({
   origin: process.env.NODE_ENV === 'production' 
     ? ['https://your-domain.com'] 
-    : ['https://www.jiebanke.com', 'https://admin.jiebanke.com', 'https://webapi.jiebanke.com'],
-  credentials: true
+    : [
+        'https://www.jiebanke.com', 
+        'https://admin.jiebanke.com', 
+        'https://webapi.jiebanke.com',
+        'http://localhost:3150',  // 管理后台本地开发地址
+        'http://localhost:3000',  // 备用端口
+        'http://127.0.0.1:3150',  // 备用地址
+        'http://127.0.0.1:3000'   // 备用地址
+      ],
+  credentials: true,
+  methods: ['GET', 'POST', 'PUT', 'DELETE', 'OPTIONS'],
+  allowedHeaders: ['Content-Type', 'Authorization', 'X-Requested-With']
 }));
 
 // 请求日志
@@ -106,6 +116,28 @@ app.get('/health', (req, res) => {
   });
 });
 
+// API根路由
+app.get('/api/v1', (req, res) => {
+  res.status(200).json({
+    success: true,
+    message: '杰伴客API服务运行正常',
+    version: '1.0.0',
+    timestamp: new Date().toISOString(),
+    endpoints: {
+      auth: '/api/v1/auth',
+      users: '/api/v1/users',
+      travel: '/api/v1/travel',
+      animals: '/api/v1/animals',
+      orders: '/api/v1/orders',
+      payments: '/api/v1/payments',
+      animalClaims: '/api/v1/animal-claims',
+      admin: '/api/v1/admin',
+      travelRegistration: '/api/v1/travel-registration'
+    },
+    documentation: 'https://webapi.jiebanke.com/api-docs'
+  });
+});
+
 // 系统统计路由
 app.get('/system-stats', (req, res) => {
   const stats = {