build-base-image.yml

name: Build Base Image
on:
  schedule:
    # Every Monday at 6:22am Eastern Time
    - cron: '22 10 * * 1'
  workflow_dispatch:
    # Allow us to manually trigger build

concurrency:
  # This concurrency group is used to prevent multiple builds from running at the same time.
  group: build-base-${{ github.ref_name }}-${{ github.event_name }}
  cancel-in-progress: true

jobs:
  docker-build-baseimage:
    name: Build Base Image
    runs-on: ubuntu-latest
    timeout-minutes: 120
    permissions:
      contents: read
      packages: write

    steps:
      - uses: actions/checkout@v4
        with:
          persist-credentials: false

      # See comment here: https://github.com/actions/runner-images/issues/1187#issuecomment-686735760
      - name: Disable network offload
        run: sudo ethtool -K eth0 tx off rx off

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3

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

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

      - name: Generate tags for image
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ghcr.io/${{ github.repository_owner }}/circ-baseimage
          # Generate tags for the image
          # We use the following tags:
            # - The date in YYYYww format, which is the year and week number. 202052 is the last week of 2020.
            # - The latest tag
          tags: |
            type=schedule,pattern={{date 'YYYYww'}}
            type=raw,value=latest

      - name: Build base image
        uses: docker/build-push-action@v6
        with:
          context: .
          file: ./docker/Dockerfile.baseimage
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          push: true
          target: baseimage
          cache-to: type=inline
          platforms: linux/amd64, linux/arm64