ghorg/.github/workflows/docker-build-branch.yml

name: docker-build-branch

on:
  push:
    branches: master

jobs:
  docker:
    name: Build and deploy to ghcr.io
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2
      - name: Login to GitHub Container Registry
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.repository_owner }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - name: Compute Docker tags
        run: |
          echo "github.ref_name=${{ github.ref_name }}"
          echo "github.sha=${{ github.sha }}"
          ref_name=$(echo "${{ github.ref_name }}" | tr -c 'a-zA-Z0-9.' '-' | sed 's/^-//;s/-$//')
          commit_sha=$(git rev-parse --short HEAD)
          echo "ref_name=$ref_name"
          echo "commit_sha=$commit_sha"

          echo "Setting Docker tag for a regular push"
          echo "docker_latest_tag=$ref_name" >> $GITHUB_ENV
          echo "docker_tag=$ref_name-$commit_sha" >> $GITHUB_ENV

          echo "Tag docker_latest_tag=${{ env.docker_latest_tag }}"
          echo "Tag docker_tag=${{ env.docker_tag }}"
      - name: Build and push
        uses: docker/build-push-action@v5
        with:
          platforms: linux/arm64,linux/amd64,linux/arm/v7
          push: true
          tags: |
            ghcr.io/${{ github.repository }}:${{ env.docker_latest_tag }}
            ghcr.io/${{ github.repository }}:${{ env.docker_tag }}