Fixed: Nginx WebSocket configuration causing Single User Servers to miss out api requests

nginx/conf.d/jupyterhub.conf

@@ -1,4 +1,3 @@
-# nginx/conf.d/jupyterhub.conf
 server {
     listen 80;
     server_name _;  # Respond to all hostnames
@@ -14,8 +13,12 @@ server {
         # WebSocket support (crucial for Jupyter)
         proxy_http_version 1.1;
         proxy_set_header Upgrade $http_upgrade;
-        proxy_set_header Connection "upgrade";
+        proxy_set_header Connection $connection_upgrade;
         proxy_read_timeout 86400;
+		proxy_send_timeout 86400;
+
+		# Disable buffering for WebSocket 
+		proxy_buffering off;
         
         # Handle large file uploads
         client_max_body_size 100M;