docker.yml

name: 🐳 Docker

on:
  schedule:
    - cron: "0 */4 * * *"

jobs:
  build-docker:
    runs-on: ubuntu-latest

    env:
      DOCKER_BUILDKIT: 1

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

      - name: Set Env
        run: |
          echo "GIT_SHA=$(git rev-parse --short HEAD)" >> $GITHUB_ENV
          echo "GIT_TIMESTAMP=$(git log -1 --pretty=format:'%cI')" >> $GITHUB_ENV

      # https://github.com/docker/setup-qemu-action
      - name: Setup QEMU
        uses: docker/setup-qemu-action@v3

      # https://github.com/docker/setup-buildx-action
      - name: Setup Buildx
        uses: docker/setup-buildx-action@v3
        with:
          buildkitd-flags: "--debug"

      - name: Docker Build
        uses: docker/build-push-action@v5
        with:
          cache-from: type=gha
          cache-to: type=gha,mode=max
          file: docker/Dockerfile
          context: .
          platforms: linux/amd64
          build-args: |
            git_sha=${{ env.GIT_SHA }}
            git_timestamp=${{ env.GIT_TIMESTAMP }}
          push: false
          tags: |
            ${{ github.repository_owner }}/homestar:latest