fix: 修复登录令牌和nginx中/test_api_connection接口

frontend/nginx.conf

@@ -72,6 +72,15 @@ server {
         proxy_read_timeout 300s;
     }
 
+    location /test_api_connection {
+        proxy_pass http://backend:8888/test_api_connection;
+        proxy_http_version 1.1;
+        proxy_set_header Host $host;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_cache_bypass $http_upgrade;
+    }
+
     # 所有其他路由返回index.html（SPA应用需要）
     location / {
         try_files $uri $uri/ /index.html;