Update conf/nginx.conf

conf/nginx.conf

@@ -1,5 +1,3 @@
-#this gets copied into the nginx settings during space creation... see dockerfile
-
 server {
     listen 7860;
     server_name localhost;
@@ -26,6 +24,9 @@ server {
     location /api/ {
         #rewrite ^/API/images/(.*) /$1 break;
         proxy_pass http://localhost:6666;
+        proxy_http_version 1.1;
+        proxy_set_header Upgrade $http_upgrade;
+
         proxy_buffering on;
         proxy_buffer_size 128k;
         proxy_buffers 4 256k;