name: Create and publish a Docker image on: push: tags: - 'v*' env: REGISTRY: ghcr.io IMAGE_NAME: ${{ github.repository }} jobs: build-and-push-image: runs-on: ubuntu-latest permissions: contents: read packages: write attestations: write id-token: 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 }} - name: Build and push Docker image id: push uses: docker/build-push-action@f2a1d5e99d037542a71f64918e516c093c6f3fc4 with: context: . push: true tags: ${{ steps.meta.outputs.tags }} labels: ${{ steps.meta.outputs.labels }} - name: Generate artifact attestation uses: actions/attest-build-provenance@v1 with: subject-name: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME}} subject-digest: ${{ steps.push.outputs.digest }} push-to-registry: true