In this tutorial, we will show you how to use Git hooks to automate the deployment of the production environment of your Rails application to a remote Ubuntu 14.04 server. Using Git hooks will allow you to deploy your application by simply pushing your changes to a production server. This particular setup uses a simple "post-receive" Git hook, in addition to Puma as the application server, Nginx as a reverse proxy to Puma, and PostgreSQL as the database.