build-test-push.yaml

name: Build, test and push image
on:
  push:
  workflow_dispatch:

jobs:
  build-test-push:
    runs-on: ubuntu-latest
    steps:
    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v3

    - name: Expose GitHub Runtime
      uses: crazy-max/ghaction-github-runtime@v3

    - name: Check out repository code
      uses: actions/checkout@v4
      with:
        fetch-depth: 0
        submodules: true

    - name: Build image
      run: |
        docker buildx build \
            --output=type=docker \
            --cache-to type=gha,mode=max \
            --cache-from type=gha \
            --load \
            --progress=plain \
            --iidfile=iid \
            .

    - name: Run tests
      run: |
        docker run --rm $(<iid) test

    - name: Login to Docker Hub
      uses: docker/login-action@v3
      with:
        username: ${{ vars.DOCKERHUB_USERNAME }}
        password: ${{ secrets.DOCKERHUB_TOKEN }}

    - name: Tag and push image
      run: |
        docker tag $(<iid) rootmos/silly-k:$GITHUB_SHA
        docker push rootmos/silly-k:$GITHUB_SHA

    - name: Mark as latest image
      if: github.ref_name == 'master'
      run: |
        docker tag $(<iid) rootmos/silly-k:latest
        docker push rootmos/silly-k:latest