nginx.conf

error_log /tmp/error.log warn;
pid /tmp/nginx.pid;

events {
    worker_connections 1024;
}

http {
    access_log off;
    client_body_temp_path /tmp/client_temp;
    proxy_temp_path       /tmp/proxy_temp;
    fastcgi_temp_path     /tmp/fastcgi_temp;
    uwsgi_temp_path       /tmp/uwsgi_temp;
    scgi_temp_path        /tmp/scgi_temp;

    server {
        listen 7860;

        # 1. Route for WebSocket Proxy Traffic
        # Inside the 3x-ui web panel, you MUST use Path: /vlessws and Port: 10000
        location /vlessws {
            if ($http_upgrade != "websocket") {
                return 404;
            }
            proxy_redirect off;
            proxy_pass http://127.0.0.1:10000;
            proxy_http_version 1.1;
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection "upgrade";
            proxy_set_header Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        }

        # 2. Route everything else to the 3x-ui Web Panel (Default port 2053)
        location / {
            proxy_pass http://127.0.0.1:2053;
            proxy_http_version 1.1;
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection "upgrade";
            proxy_set_header Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        }
    }
}