# GitHub Action to Set up Mill Use this action to make [mill](http://www.lihaoyi.com/mill/) available in a job. ```yaml - uses: jodersky/setup-mill@master with: mill-version: 0.5.1 - name: Compile run: mill project.compile # the server process is kept alive across steps, # so separate invocations of mill remain extremely fast! - name: Test run: mill project.test ```