docs: add README.md #4
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| name: Create and publish a Docker image | |
| on: | |
| push: | |
| branches: ["a"] | |
| env: | |
| REGISTRY: ghcr.io | |
| IMAGE_NAME: ${{ github.repository }} | |
| jobs: | |
| build-and-push-image: | |
| runs-on: ubuntu-latest | |
| permissions: | |
| contents: read | |
| packages: write | |
| steps: | |
| - name: Checkout repository | |
| uses: actions/checkout@v4 | |
| - name: Log in to the Container registry | |
| uses: docker/login-action@65b78e6e13532edd9afa3aa52ac7964289d1a9c1 | |
| with: | |
| registry: ${{ env.REGISTRY }} | |
| username: ${{ github.actor }} | |
| password: ${{ secrets.GITHUB_TOKEN }} | |
| - name: Extract metadata (tags, labels) for Docker | |
| id: meta | |
| uses: docker/metadata-action@9ec57ed1fcdbf14dcef7dfbe97b2010124a938b7 | |
| with: | |
| images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }} | |
| tags: | | |
| # set latest tag for default branch | |
| type=raw,value=latest,enable={{is_default_branch}} | |
| - name: Build and push Docker image | |
| uses: docker/build-push-action@f2a1d5e99d037542a71f64918e516c093c6f3fc4 | |
| with: | |
| context: . | |
| push: true | |
| tags: ${{ steps.meta.outputs.tags }} | |
| labels: ${{ steps.meta.outputs.labels }} |