Update ingress.conf

portainer/rootfs/etc/nginx/servers/ingress.conf

@@ -4,13 +4,11 @@ server {
     include /etc/nginx/includes/server_params.conf;
     include /etc/nginx/includes/proxy_params.conf;
     
-    client_max_body_size 0;
-
     location / { 
-       add_header Access-Control-Allow-Origin *;   
-       proxy_read_timeout 30;
-       proxy_pass         http://backend/;
-  }
+       proxy_pass http://backend/;
+    }
 
- 
+    location /portainer/ws/ {
+          proxy_pass http://backend/ws/;
+    }
 }