fix: Add gateway location for mcp server

Author: GermanMT

nginx.conf.template

@@ -185,6 +185,27 @@ server {
     add_header X-XSS-Protection "1; mode=block" always;
     add_header Referrer-Policy "strict-origin-when-cross-origin" always;
 
+    location /gateway/ {
+        proxy_pass http://securechain-gateway:8000/;
+
+        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-Host  $host;
+        proxy_set_header X-Forwarded-Port  $server_port;
+        proxy_set_header X-Forwarded-Proto $scheme;
+
+        proxy_request_buffering on;
+        proxy_buffering on;
+        proxy_read_timeout 60s;
+        proxy_send_timeout 60s;
+        proxy_connect_timeout 5s;
+
+        proxy_pass_header Set-Cookie;
+    }
+
     # Proxy hacia tu contenedor MCP (ajusta el host/puerto según docker-compose)
     location / {
         proxy_pass http://securechain-mcp:8000;