fix(admin-web): fix trading-service proxy routing for Kong gateway

- Add production/development environment detection
- Production: route through Kong gateway at /api/v2/trading/*
- Development: direct connection to trading-service at localhost:3022

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

frontend/mining-admin-web/next.config.js

@@ -3,25 +3,47 @@ const nextConfig = {
   reactStrictMode: true,
   output: 'standalone',
   async rewrites() {
-    // NEXT_PUBLIC_API_URL 应该是后端服务的基础 URL，如 http://mining-admin-service:3023
-    // 前端请求 /api/xxx 会被转发到 {API_URL}/api/v2/xxx
-    const apiBaseUrl = process.env.NEXT_PUBLIC_API_URL || 'http://localhost:3023';
-    const tradingServiceUrl = process.env.TRADING_SERVICE_URL || 'http://localhost:3020';
-    // 移除末尾可能存在的 /api/v2 避免重复
-    const cleanUrl = apiBaseUrl.replace(/\/api\/v2\/?$/, '');
-    const cleanTradingUrl = tradingServiceUrl.replace(/\/api\/v2\/?$/, '');
-    return [
-      // trading-service 路由
-      {
-        source: '/api/trading/:path*',
-        destination: `${cleanTradingUrl}/api/v2/:path*`,
-      },
-      // mining-admin-service 路由 (默认)
-      {
-        source: '/api/:path*',
-        destination: `${cleanUrl}/api/v2/:path*`,
-      },
-    ];
+    // 获取 API 基础 URL（Kong 网关地址）
+    // 生产环境: https://rwaapi.szaiai.com
+    // 开发环境: http://localhost:3023 (mining-admin-service)
+    const apiGatewayUrl = process.env.API_GATEWAY_URL || 'https://rwaapi.szaiai.com';
+    const miningAdminUrl = process.env.NEXT_PUBLIC_API_URL || 'http://localhost:3023';
+    const tradingServiceUrl = process.env.TRADING_SERVICE_URL || 'http://localhost:3022';
+
+    // 检查是否是生产环境（使用 Kong 网关）
+    const isProduction = process.env.NODE_ENV === 'production';
+
+    // 移除末尾可能存在的路径避免重复
+    const cleanMiningUrl = miningAdminUrl.replace(/\/api\/v2.*$/, '');
+    const cleanTradingUrl = tradingServiceUrl.replace(/\/api\/v2.*$/, '');
+
+    if (isProduction) {
+      // 生产环境：通过 Kong 网关
+      // /api/trading/* -> Kong -> trading-service
+      // /api/* -> Kong -> mining-admin-service
+      return [
+        {
+          source: '/api/trading/:path*',
+          destination: `${apiGatewayUrl}/api/v2/trading/:path*`,
+        },
+        {
+          source: '/api/:path*',
+          destination: `${apiGatewayUrl}/api/v2/mining-admin/:path*`,
+        },
+      ];
+    } else {
+      // 开发环境：直连各服务
+      return [
+        {
+          source: '/api/trading/:path*',
+          destination: `${cleanTradingUrl}/api/v2/:path*`,
+        },
+        {
+          source: '/api/:path*',
+          destination: `${cleanMiningUrl}/api/v2/:path*`,
+        },
+      ];
+    }
   },
 };