| name: Publish Docker Image | |
| on: | |
| workflow_dispatch: | |
| env: | |
| REGISTRY: ghcr.io | |
| IMAGE_NAME: ${{ github.repository }} | |
| MAJOR: 1 | |
| MINOR: 0 | |
| PATCH: ${{github.run_number}} | |
| jobs: | |
| build-and-push-image: | |
| runs-on: ubuntu-latest | |
| # Sets the permissions granted to the `GITHUB_TOKEN` for the actions in this job. | |
| permissions: | |
| contents: read | |
| packages: write | |
| attestations: write | |
| id-token: write | |
| steps: | |
| - name: Checkout repository | |
| uses: actions/checkout@v4 | |
| # Uses the `docker/login-action` action to log in to the Container registry registry using the account and password that will publish the packages. Once published, the packages are scoped to the account defined here. | |
| - name: Log in to the Container registry | |
| uses: docker/login-action@v3 | |
| with: | |
| registry: ${{ env.REGISTRY }} | |
| username: ${{ github.actor }} | |
| password: ${{ secrets.GITHUB_TOKEN }} | |
| # This step uses [docker/metadata-action](https://github.com/docker/metadata-action#about) to extract tags and labels that will be applied to the specified image. The `id` "meta" allows the output of this step to be referenced in a subsequent step. The `images` value provides the base name for the tags and labels. | |
| - name: Extract metadata (tags, labels) for Docker | |
| id: meta | |
| uses: docker/metadata-action@v5 | |
| with: | |
| images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }} | |
| tags: | | |
| type=ref,event=branch | |
| type=raw,value=latest,enable=${{ github.ref == 'refs/heads/main' }} | |
| type=raw,value=v${{ env.MAJOR }}.${{ env.MINOR }}.${{ env.PATCH }} | |
| # This step uses the `docker/build-push-action` action to build the image, based on your repository's `Dockerfile`. If the build succeeds, it pushes the image to GitHub Packages. | |
| # It uses the `context` parameter to define the build's context as the set of files located in the specified path. For more information, see "[Usage](https://github.com/docker/build-push-action#usage)" in the README of the `docker/build-push-action` repository. | |
| # It uses the `tags` and `labels` parameters to tag and label the image with the output from the "meta" step. | |
| - name: Build and push Docker image | |
| id: push | |
| uses: docker/build-push-action@v6 | |
| with: | |
| context: . | |
| push: true | |
| tags: ${{ steps.meta.outputs.tags }} | |
| labels: ${{ steps.meta.outputs.labels }} | |
| subject-digest: ${{ steps.push.outputs.digest }} | |
| push-to-registry: true | |