gistfile1.rb

# controller
def create
  user = User.create(params[:user])
  respond_with(user, include: :extras)
end


# nginx conf
server {
    listen 80;
    server_name domain.com;
    root /home/user/apps/rails_website/rails_app/public;

    location / {
        proxy_pass http://127.0.0.1:3005;
    }

    location /assets {
        root /path/to/rails_app/public;
    }
}