ensuring that git is installed in the check version and changelog

  image: alpine:latest

  script:

    # Fail if version file was not changed

    - apk update

    - apk add git

    - git --version

    - |

      if ! git diff --name-only HEAD~1 HEAD | grep -qE '(^|/)version\.py$|(^|/)VERSION$'; then

        echo "Version number has not been updated."