nginx.conf

server {
    listen 7860 default_server;
    listen [::]:7860 default_server;

    server_name _;

    location / {
        # Serve myNodeServer 1689
        proxy_pass http://localhost:1689;
        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;
        proxy_cache_bypass $http_upgrade;
        proxy_read_timeout 86400;
        proxy_redirect off;
    }

    location /omnitool/ {
        # Serve omnitool on 1688
        rewrite ^/omnitool/(.*) /$1 break;
        proxy_pass http://localhost:1688;
        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;
        proxy_cache_bypass $http_upgrade;
        proxy_read_timeout 86400;
        proxy_redirect off;
    }

}