How to apt-get install in a GitHub Actions workflow?

In the new GitHub Actions, I am trying to install a package in order to use it in one of the next steps. name: CI on: [push, pull_request] jobs: translations: runs-on: ubuntu-latest steps: – uses: actions/checkout@v1 with: fetch-depth: 1 – name: Install xmllint run: apt-get install libxml2-utils # … However this fails with Run apt-get … Read more