build-test-image.yaml

name: Build and test container image

on:
  pull_request:

jobs:
  test-build:
    runs-on: ubuntu-latest
    env:
      DOCKER_CONFIG: $HOME/.docker
    steps:
      - name: cleanup disk space
        run: |
          sudo rm -rf /usr/local/lib/android /usr/share/dotnet /opt/ghc
          df -h

      - name: Checkout files in repo
        uses: actions/checkout@v4

      - name: See if the image config changed
        id: changed-files
        uses: tj-actions/changed-files@v44
        with:
          files_ignore: |
            README.md
            CONTRIBUTING.md
            LICENSE
            .github/**
            images/**

      - name: What files changed?
        if: steps.changed-files.outputs.any_changed == 'true'
        env:
            CHANGED_FILES: ${{ steps.changed-files.outputs.all_changed_files }}
        run: |
            echo "One or more image file(s) has changed:"
            echo "$CHANGED_FILES"

      - name: Build and test the image if any image file(s) changed
        if: steps.changed-files.outputs.any_changed == 'true'
        uses: jupyterhub/repo2docker-action@master
        with:
          REPO_DIR: /srv/repo
          NO_PUSH: true

      # Lets us monitor disks getting full as images get bigger over time
      - name: Show how much disk space is left
        run: df -h