events {
    worker_connections 1024;
}

http {
    upstream vnc_backend {
        server clawtainer:6901;
    }

    server {
        listen 80;
        server_name _;

        # Increase timeouts for websocket connections
        proxy_connect_timeout 7d;
        proxy_send_timeout 7d;
        proxy_read_timeout 7d;

        location / {
            proxy_pass https://vnc_backend;
            proxy_ssl_verify off;
            
            # WebSocket support
            proxy_http_version 1.1;
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection "upgrade";
            
            # Standard proxy headers
            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;
        }
    }
}