nginx.conf

worker_processes  auto;
pid               /tmp/nginx.pid;
error_log         /dev/stderr notice;

events { worker_connections 1024; }

http {
    access_log /dev/stdout;

    client_body_temp_path /tmp/nginx/client_temp;
    proxy_temp_path       /tmp/nginx/proxy_temp;
    fastcgi_temp_path     /tmp/nginx/fastcgi_temp;
    uwsgi_temp_path       /tmp/nginx/uwsgi_temp;
    scgi_temp_path        /tmp/nginx/scgi_temp;

    sendfile on;
    keepalive_timeout 65;

    server {
        listen 8080;
        server_name _;

        location / {
            proxy_set_header Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_pass http://127.0.0.1:3000;
        }
    }
}