Docker images

.github/workflows/docker-build-publish.yml

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+name: Docker Build and Publish
+
+on:
+  push:   
+    # Publish semver tags as releases.
+    tags: [ 'v*' ] # Push events to matching v*, i.e. v1.0, v1.0.1
+
+env:
+  # Use docker.io for Docker Hub if empty
+  REGISTRY: ghcr.io
+  # Base Image Version to use
+  BASE_IMAGE_VERSION: v2.1.1
+  # Tag Version which triggered the build
+  IMAGE_TAG: ${{  github.ref_name }}
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    strategy:
+      fail-fast: false
+      matrix:
+        cmd:
+          - arch: arm32v6            
+            platforms: linux/arm/v6
+          - arch: arm64v8
+            platforms: linux/arm64/v8
+          - arch: amd64            
+            platforms: linux/amd64
+
+    permissions:
+      contents: read
+      packages: write      
+      id-token: write
+
+    steps:   
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Setup Docker buildx
+        uses: docker/setup-buildx-action@v2
+
+      - name: Log into registry ${{ env.REGISTRY }}
+        uses: docker/login-action@v2
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      #- name: Login to Docker Hub
+      #  uses: docker/login-action@v2
+      #  with:
+      #    username: ${{ secrets.DOCKERHUB_USERNAME }}
+      #    password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Lower case repository name
+        run: |
+          echo "IMAGE_REPO=${REPO,,}" >>${GITHUB_ENV}
+        env:
+          REPO: '${{ github.repository }}'
+
+      - name: Build and push Docker images
+        id: build-and-push    
+        run: |
+          docker buildx build . -f Dockerfile --platform ${{ matrix.cmd.platforms }} --push \
+          -t ${{ env.REGISTRY }}/${{ env.IMAGE_REPO }}:${{ matrix.cmd.arch }}-${{ env.IMAGE_TAG }} \
+          -t ${{ env.REGISTRY }}/${{ env.IMAGE_REPO }}:${{ matrix.cmd.arch }}-latest \
+          --build-arg FROM_IMAGE=certbot/certbot:${{ matrix.cmd.arch }}-${{ env.BASE_IMAGE_VERSION }}