build_and_publish.yaml

name: Build and Publish

on:
  pull_request:
  push:
    branches: [main, develop]
    tags: ['*']
  workflow_dispatch:

env:
  REGISTRY: ghcr.io
  BASE_IMG_REPO: ubuntu
  BASE_IMG_TAG: 22.04
  NARG: 2

jobs:

  docker-build-and-publish:

    name: Build and push the docker images

    strategy:
      fail-fast: false
      matrix:
        build: [Dev, Prod]
        include:
          - build: Dev
            tag-suffix: '-dev'
            build-type: Debug
          - build: Prod
            tag-suffix: ''
            build-type: Release

    runs-on: ubuntu-latest
    steps:
    
      - name: Check out the repo
        uses: actions/checkout@v4
        with:
          submodules: recursive
          # Need to avoid a shallow clone (fetch-depth=1) so that the lookup of the tag works
          fetch-depth: 0
          
      - name: Docker meta
        id: docker_meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY }}/${{ github.repository }}
          flavor: |
            latest=auto
            suffix=${{ matrix.tag-suffix }},onlatest=true
          tags: |
            type=semver,pattern={{raw}}
            type=ref,event=branch
            type=ref,event=pr
            type=raw,value=latest,enable=${{ github.ref == format('refs/heads/{0}', 'main') }}

      - name: Get previous tag
        uses: "WyriHaximus/github-action-get-previous-tag@v1"
        id: tag_name
        with:
          fallback: beta

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3
        
      - name: Set up Docker Buildx
        id: setup_buildx
        uses: docker/setup-buildx-action@v3
        with:
          buildkitd-flags: --debug

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

      - name: Build
        id: build
        uses: docker/build-push-action@v5
        with:
          context: .
          file: Dockerfile
          push: ${{ github.event_name == 'push' && ( contains(github.ref, 'refs/tags/') || github.ref == 'refs/heads/develop' ) }}
          build-args: |
            base_image=${{ env.BASE_IMG_REPO }}
            base_tag=${{ env.BASE_IMG_TAG }}
            psyllid_tag=${{ steps.tag_name.outputs.tag }}
            build_type=${{ matrix.build-type }}
            narg=${{ env.NARG }}
          tags: ${{ steps.docker_meta.outputs.tags }}
          platforms: linux/amd64

      - name: Release
        uses: softprops/action-gh-release@v2
        if: ${{ github.event_name == 'push' && contains(github.ref, 'refs/tags/') }}