scheduled.yml

name: Scheduled Container Image Packages

on:
  schedule:
    - cron: '0 9 * * MON'
  workflow_dispatch:

jobs:
  list-dockerfiles:
    runs-on: ubuntu-latest
    outputs:
      matrix: ${{ steps.dockerfiles.outputs.matrix }}
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - id: dockerfiles
        run: echo "matrix=$(ls dockerfiles/ | jq -R -s -c 'split("\n")[:-1]')" >> $GITHUB_OUTPUT

  ghcr:
    runs-on: ubuntu-latest
    needs: list-dockerfiles
    permissions:
      contents: read
      packages: write
    strategy:
      matrix:
        image: ${{ fromJson(needs.list-dockerfiles.outputs.matrix) }}
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Set up QEMU for cross-platform builds
        uses: docker/setup-qemu-action@v3

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

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

      - id: image-tag  # example output: "ghcr.io/kestra-io/pydata:latest"
        run: |
          IMAGE=$(basename ${{ matrix.image }} .Dockerfile)
          echo "image_url=ghcr.io/kestra-io/$IMAGE:latest" >> $GITHUB_OUTPUT
          echo "file=dockerfiles/${{ matrix.image }}" >> $GITHUB_OUTPUT

      - name: Build and push Docker image
        uses: docker/build-push-action@v4
        with:
          context: .
          push: true
          tags: ${{ steps.image-tag.outputs.image_url }}
          file: ${{ steps.image-tag.outputs.file }}
          platforms: linux/amd64,linux/arm64