Publishing Docker image to ghcr.io #251
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| name: Publishing Docker image to ghcr.io | |
| # This workflow uses actions that are not certified by GitHub. | |
| # They are provided by a third-party and are governed by | |
| # separate terms of service, privacy policy, and support | |
| # documentation. | |
| on: | |
| workflow_dispatch: # can be triggered manually | |
| workflow_run: # run only when all tests pass | |
| workflows: | |
| - Running all tests | |
| types: | |
| - completed | |
| pull_request: # and for PRs that edit the docker files | |
| paths: | |
| - Dockerfile | |
| - .github/workflows/docker-publish.yml | |
| # other branches that want testing must create a PR | |
| env: | |
| REGISTRY: ghcr.io | |
| # github.repository as <account>/<repo> | |
| IMAGE_NAME: ${{ github.repository }} | |
| jobs: | |
| Job: | |
| # if this was triggered through a completed run of "Running all tests", we check if the run completed successfully | |
| # if it was triggered through a PR, we just run it | |
| if: ${{ github.event.workflow_run.conclusion == 'success' || github.event_name == 'pull_request' || github.event_name == 'workflow_dispatch' }} | |
| runs-on: ubuntu-latest | |
| permissions: | |
| contents: read | |
| packages: write | |
| # This is used to complete the identity challenge | |
| # with sigstore/fulcio when running outside of PRs. | |
| id-token: write | |
| steps: | |
| - name: Checkout repository | |
| uses: actions/checkout@v3 | |
| # Set up buildx (Docker CLI plugin for extended build capabilities with BuildKit) | |
| - name: Setup Docker buildx | |
| uses: docker/setup-buildx-action@v2 | |
| # Login against a Docker registry except on PR | |
| - name: Log into registry | |
| if: github.event_name != 'pull_request' | |
| uses: docker/login-action@v2 | |
| with: | |
| registry: ${{ env.REGISTRY }} | |
| username: ${{ github.actor }} | |
| password: ${{ secrets.GITHUB_TOKEN }} | |
| # Extract metadata (tags, labels) for Docker | |
| - name: Extract Docker metadata | |
| id: meta | |
| uses: docker/metadata-action@v4 | |
| with: | |
| images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }} | |
| # Build and push Docker image with Buildx (don't push on PR) | |
| - name: Build and push Docker image | |
| id: build-and-push | |
| uses: docker/build-push-action@v3 | |
| with: | |
| context: . | |
| push: ${{ github.event_name != 'pull_request' }} # do not push if this was triggered by a PR | |
| tags: ${{ steps.meta.outputs.tags }} | |
| labels: ${{ steps.meta.outputs.labels }} | |
| cache-from: type=gha | |
| cache-to: type=gha,mode=max |