Update conf/nginx.conf

conf/nginx.conf

@@ -42,7 +42,10 @@ server {
 
     # Required for HF Spaces health checks
     location / {
-        return 200 'OK';
-        add_header Content-Type text/plain;
+        proxy_pass http://localhost:6666;
+        proxy_buffering on;
+        proxy_buffer_size 128k;
+        proxy_buffers 4 256k;
+        proxy_busy_buffers_size 256k;
     }
 }