main.yml

name: Build Test Deploy

on:
  push:
    branches:
      - 'master'

env:
  VERSION: '15-3.4'
  DOCKER_IMAGE: 'ghcr.io/jobrad-gmbh/postgis:${{ env.VERSION }}-alpine'

jobs:
  build-docker:
    strategy:
      matrix:
        include:
          - runner: ubuntu-20.04
            platform: linux/amd64
            suffix: amd64
          - runner: Linux-ARM64-2C-8GB
            platform: linux/arm64
            suffix: arm64
    runs-on: ${{ matrix.runner }}
    steps:
      - uses: actions/checkout@v3

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
      
      - name: Build and push Docker images
        uses: docker/build-push-action@v5
        with:
          context: .
          file: ${{ env.VERSION }}/alpine/Dockerfile
          platforms: ${{ matrix.platform }}
          push: true
          tags: |
            ${{ env.DOCKER_IMAGE }}-${{ matrix.suffix }}
          provenance: false

  combine-docker:
    runs-on: ubuntu-latest
    steps:
      - uses: int128/docker-manifest-create-action@v2
        with:
          tags: ${{ env.DOCKER_IMAGE }}
          sources: |
            ${{ env.DOCKER_IMAGE }}-amd64
            ${{ env.DOCKER_IMAGE }}-arm64
          push: true