Update README.md #414
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| name: Docker | |
| # This all came from github. I wrote none of it, but I did remove some bits that didn't work. | |
| on: | |
| push: | |
| branches: [ "main", "develop" ] | |
| # Publish semver tags as releases. | |
| tags: [ 'v*.*.*' ] | |
| pull_request: | |
| branches: [ "main", "develop" ] | |
| env: | |
| # Use docker.io for Docker Hub if empty | |
| REGISTRY: ghcr.io | |
| # github.repository as <account>/<repo> | |
| IMAGE_NAME: ${{ github.repository }} | |
| jobs: | |
| build: | |
| 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@v4 | |
| with: | |
| # we need the whole thing so we can count commits. | |
| fetch-depth: '0' | |
| - name: Set up QEMU | |
| uses: docker/setup-qemu-action@v3 | |
| with: | |
| platforms: 'arm64' | |
| # Workaround: https://github.com/docker/build-push-action/issues/461 | |
| - name: Setup Docker buildx | |
| uses: docker/setup-buildx-action@v3 | |
| # Login against a Docker registry except on PR | |
| # https://github.com/docker/login-action | |
| - name: Log into registry ${{ env.REGISTRY }} | |
| if: github.event_name != 'pull_request' | |
| uses: docker/login-action@v3 | |
| with: | |
| registry: ${{ env.REGISTRY }} | |
| username: ${{ github.actor }} | |
| password: ${{ secrets.GITHUB_TOKEN }} | |
| # Extract metadata (tags, labels) for Docker | |
| # https://github.com/docker/metadata-action | |
| - name: Extract Docker metadata | |
| id: meta | |
| uses: docker/metadata-action@v5 | |
| with: | |
| images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }} | |
| - name: More Docker metadata | |
| run: | | |
| echo BUILD_DATE=$(date -u +%Y-%m-%dT%H:%M:00Z) >> $GITHUB_ENV | |
| echo COMMITS=$(git rev-list --count --all || echo 0) >> $GITHUB_ENV | |
| # Build and push Docker image with Buildx (don't push on PR) | |
| # https://github.com/docker/build-push-action | |
| - name: Build and push Docker image | |
| id: build-and-push | |
| uses: docker/build-push-action@v5 | |
| with: | |
| context: . | |
| platforms: linux/amd64,linux/arm64 | |
| push: ${{ github.event_name != 'pull_request' }} | |
| tags: ${{ steps.meta.outputs.tags }} | |
| labels: ${{ steps.meta.outputs.labels }} | |
| cache-from: type=gha | |
| cache-to: type=gha,mode=max | |
| build-args: | | |
| "BUILD_DATE=${{ env.BUILD_DATE }}" | |
| "COMMITS=${{ env.COMMITS }}" | |
| "BRANCH=${{ github.ref_name }}" | |
| "COMMIT=${{ github.sha }}" |