update.yml

name: update
on:
  workflow_dispatch:
  schedule:
    - cron: '0 0 * * *'
jobs:
  update:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: resolve GL version
        id: version
        run: |
          gl_start=2020-03-31
          currentdate="$(date -u '+%Y-%m-%d')"
          datediff=$(( "$(date -u -d "$currentdate" '+%s')" - "$(date -u -d "$gl_start" '+%s')" ))
          days_since_start=$(( datediff / 86400 ))
          echo "version=$days_since_start.0" >> "$GITHUB_OUTPUT"
      - name: resolve container digest
        run: |
          set -o noclobber
          image="ghcr.io/gardenlinux/repo-debian-snapshot"
          podman pull "$image"
          digest="$(podman image inspect --format '{{ .Digest }}' "$image")"
          echo "$image@$digest" > .container
      - name: fetch package repo releases
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          podman build -t build --build-arg base="$(cat .container)" .
          podman run --rm -e GH_TOKEN build /fetch_releases > package-releases
      - name: commit
        run: |
          git checkout --detach HEAD
          git add .
          git config user.email "actions@github.com"
          git config user.name "GitHub Actions"
          git commit -m "https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }}"
          git tag '${{ steps.version.outputs.version }}'
          git push origin '${{ steps.version.outputs.version }}'
      - name: dispatch build
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          gh workflow run --ref '${{ steps.version.outputs.version }}' -F today=true build.yml