docker-publish-blazor.yml

name: Blazor -- Create and publish a Docker image
concurrency: 
  group: tourcalc-blazor
  cancel-in-progress: true

on:
  push:
# run from prod branch
    branches: ['prod']

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@v3

      - name: Get current time
        uses: josStorer/get-current-time@v2
        id: current-time
        with:
          format: YYYYMMDD-HHmmss
          utcOffset: "+03:00"

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v2
        
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2
        
      - name: Log in to the Container registry
        uses: docker/login-action@f054a8b539a109f9f41c372932f1ae047eff08c9
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@98669ae865ea3cffbcbaa878cf57c20bbf1c6c38
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}

      - name: Extract branch name
        shell: bash
        run: echo "branch=$(echo ${GITHUB_REF#refs/heads/} | sed 's/\//\\\//g')" >> $GITHUB_OUTPUT
        id: extract_branch    
        
      - name: linux/amd64,linux/arm64 Build and push Docker image 
        uses: docker/build-push-action@v3
        with:
          platforms: linux/amd64,linux/arm64
          context: .
          file: tourcalc.blazor.docker
          push: true
          tags: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:blazor-latest,${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:blazor-${{ steps.current-time.outputs.formattedTime }}
          build-args: |
             BUILD_TYPE=prodB (${{ steps.extract_branch.outputs.branch }})
             BUILD_PROPS=-p:RunAOTCompilation=true
          labels: io.containers.autoupdate=registry