fix(mining-admin-web): 修复 Kong 网关响应数据解包

在 axios 拦截器中统一处理 Kong 网关的数据包装层，
解决做市商配置页面初始化后界面不刷新的问题。

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

frontend/mining-admin-web/src/features/market-maker/api/market-maker.api.ts

@@ -22,7 +22,13 @@ tradingClient.interceptors.request.use(
 );
 
 tradingClient.interceptors.response.use(
-  (response) => response,
+  (response) => {
+    // Kong 网关会包装一层 { success, data, timestamp }，需要解包
+    if (response.data && response.data.data !== undefined) {
+      response.data = response.data.data;
+    }
+    return response;
+  },
   (error) => {
     if (error.response?.status === 401) {
       localStorage.removeItem('admin_token');