build-docker-images.yaml

name: Build Docker Images

on:
  push:
    branches:
      - "master"

jobs:
  docker:
    permissions:
      contents: write
      packages: write

    runs-on: ubuntu-latest

    strategy:
      matrix:
        include:
          - image: ghcr.io/ssi-dk/sap-web
            dockerfile: app/Dockerfile
            path: app
          # - image: user/app2
          #   dockerfile: your-docker-registry/app1

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      # Defaults to patch version, will bump minor on "feat" commit

      - name: Get Next Version
        id: semver
        uses: ietf-tools/semver-action@v1
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          branch: master
          patchAll: true

      - name: Push tag
        id: tag_version
        uses: mathieudutour/github-tag-action@v6.2
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          custom_tag: ${{ steps.semver.outputs.next }}
          tag_prefix: ""

      - name: Login to GitHub Container Registry
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.repository_owner }}
          password: ${{ secrets.GITHUB_TOKEN }}

      # loops over all images in the matrix defined on top

      - name: Build and push
        uses: docker/build-push-action@v5
        with:
          context: ${{ matrix.path }}
          platforms: linux/amd64
          tags: ${{ steps.semver.outputs.next }}
          file: ${{ matrix.dockerfile }}
          push: true
        env:
          DOCKER_BUILDKIT: 0