build_release.yml

name: Build and push

on:
  push:
    branches:
      - master
    tags:
      - "*"
  pull_request:
    branches:
      - master

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

jobs:
  container:
    name: Containerfile
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        os:
          - ubuntu-22.04
        context:
          - name: docker/24-dind
            target: base
            suffix: ""
    permissions:
      contents: read
      packages: write
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Login to Container Registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract metadata
        uses: docker/metadata-action@v5
        id: metadata
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
          flavor: |
            latest=auto
            prefix=
            suffix=${{ matrix.context.suffix }}

      - name: Build Docker image
        uses: docker/build-push-action@v5
        with:
          context: ${{ matrix.context.name }}
          file: ${{ matrix.context.name }}/Containerfile
          push: ${{ github.event_name != 'pull_request' }}
          tags: ${{ steps.metadata.outputs.tags }}
          labels: ${{ steps.metadata.outputs.labels }}
          target: ${{ matrix.context.target }}

  release:
    name: Release
    runs-on: ubuntu-22.04
    needs:
      - container
    if: startsWith(github.ref, 'refs/tags/')
    steps:
      - name: Release
        uses: softprops/action-gh-release@v1