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# This workflow uses actions that are not certified by GitHub.# They are provided by a third-party and are governed by# separate terms of service, privacy policy, and support# documentation.
name: Create and publish a Docker image
on:  push:    branches: ['release']
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@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: Build and push Docker image        uses: docker/build-push-action@ad44023a93711e3deb337508980b4b5e9bcdc5dc        with:          context: .devcontainer          push: true          tags: ${{ steps.meta.outputs.tags }}          labels: ${{ steps.meta.outputs.labels }}