Couchapp nodejs nginx configuration

nginx.conf

server { # simple reverse-proxy
  server_name _;
  listen      80 default_server;

  location / {
    proxy_pass http://app:5984;
    proxy_redirect off;
    proxy_set_header Host $host;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
  }

  location ~ ^/(app\.(js|css)|[^/]+\.(jpg|png|gif))?$ {
    rewrite /(.*) /_app/$1 break;
    proxy_pass http://app:5984;
    proxy_redirect off;
    proxy_set_header Host $host;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
  }
}