fix(nginx): add proxy config for /mcp and /open2api endpoints

nginx-standalone.conf

@@ -9,11 +9,6 @@ server {
     gzip_types text/plain text/css application/json application/javascript text/xml application/xml text/javascript;
     gzip_min_length 1000;
 
-    # SPA fallback
-    location / {
-        try_files $uri $uri/ /index.html;
-    }
-
     # API proxy - 指向同一容器内的后端
     location /api/ {
         proxy_pass http://127.0.0.1:8052;
@@ -24,6 +19,32 @@ server {
         proxy_set_header X-Real-IP $remote_addr;
     }
 
+    # MCP Server proxy - AI Agent 接入
+    location /mcp {
+        proxy_pass http://127.0.0.1:8052;
+        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_set_header X-Forwarded-Proto $scheme;
+        # 支持 SSE 流式响应
+        proxy_buffering off;
+        proxy_cache off;
+    }
+
+    # OpenAPI proxy
+    location /open2api/ {
+        proxy_pass http://127.0.0.1:8052;
+        proxy_http_version 1.1;
+        proxy_set_header Host $host;
+        proxy_set_header X-Real-IP $remote_addr;
+    }
+
+    # SPA fallback
+    location / {
+        try_files $uri $uri/ /index.html;
+    }
+
     # Cache static assets
     location ~* \.(js|css|png|jpg|jpeg|gif|ico|svg|woff|woff2)$ {
         expires 1y;