server {
  listen       80;
  server_name  example.me;

  access_log /var/log/nginx/access.log;
  error_log /var/log/nginx/error.log;
  auth_basic "Restricted Content";
  auth_basic_user_file /etc/nginx/.htpasswd;

  location / {
    proxy_pass http://localhost:3000;
    proxy_set_header Host $http_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;
  }
}