container_image.yml

name: Publish to GHCR.io
 
on: [push]

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository }}

jobs:
  build_tag_push_to_ghcr:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write

    steps:
      - name: Checkout repository
        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4

          
      - name: Set up QEMU
        uses: docker/setup-qemu-action@49b3bc8e6bdd4a60e6116a5414239cba5943d3cf # v3

      - name: Setup Docker buildx
        uses: docker/setup-buildx-action@c47758b77c9736f4b2ef4073d4d51994fabfe349 # v3.7.1

      - name: Log into registry ${{ env.REGISTRY }}
        uses: docker/login-action@9780b0c442fbb1117ed29e0efdff1e18412f7567 # v3.3.0
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract Docker metadata
        id: meta
        uses: docker/metadata-action@369eb591f429131d6889c46b94e711f089e6ca96 # v5.6.1
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
          tags: |
            type=ref,event=branch,prefix=
            type=ref,event=tag,prefix=
            type=sha,format=short,prefix=
            type=sha,format=long,prefix=
        env:
          DOCKER_METADATA_ANNOTATIONS_LEVELS: manifest,index



      - name: Determine version
        id: determine_version
        run: |
          if [ "${GITHUB_REF_TYPE}" == "tag" ]; then
            VERSION=${GITHUB_REF_NAME}
          else
            VERSION=v0.0.0-${GITHUB_SHA::7}
          fi
          BUILD_TIMESTAMP=$(date -u +"%Y-%m-%dT%H:%M:%SZ")
          echo "VERSION=${VERSION}" >> $GITHUB_ENV
          echo "COMMIT_SHA=${GITHUB_SHA::7}" >> $GITHUB_ENV
          echo "BUILD_TIMESTAMP=${BUILD_TIMESTAMP}" >> $GITHUB_ENV

      - name: Build and push Docker image
        uses: docker/build-push-action@4f58ea79222b3b9dc2c8bbdd6debcef730109a75 # v6
        with:
          context: .
          push: ${{ github.event_name != 'pull_request' }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          build-args: |
            VERSION=${{ env.VERSION }}
            COMMIT_SHA=${{ env.COMMIT_SHA }}
            BUILD_TIMESTAMP=${{ env.BUILD_TIMESTAMP }}
          cache-from: type=gha
          cache-to: type=gha,mode=max