Deploying a Clojure application from Gitlab CI to Heroku

Now that we have our Clojure application tested every time we push it to Gitlab, let’s configure another stage to deploy it to Heroku.

This assumes that:

• Anything you merge to master is ready to deploy,
• You have your Heroku API key handy, and
• You already have a Heroku app configured, with all the necessary environment variables.

There’s two ways we can do this.