use for nginx proxy my jupyterLab service on my server.

nginx.conf

server
	{
    listen 80;
    server_name jupyter.abser.top;
   
    chunked_transfer_encoding on;
    
    location / {
    	proxy_pass http://127.0.0.1:8888;
        proxy_next_upstream error timeout invalid_header http_500 http_502 http_504;
        proxy_redirect off;
        proxy_buffering off;
        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-Proto $scheme;
 	 
    # WebSocket support
	proxy_http_version 1.1;
	proxy_set_header Upgrade $http_upgrade;
	proxy_set_header Connection "Upgrade";
    
    }
}