nextcloud-docker/.github/workflows/update_fork.yml

name: Sync Fork with Upstream
on:
  schedule:
    - cron: "30 23 * * *"
  workflow_dispatch:

permissions: 
  contents: write

jobs:
  sync:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v3
        with:
          fetch-depth: 0

      - name: Set up Git user
        run: |
          git config --global user.name "Dan Mateas"
          git config --global user.email "dan@green-coding.berlin"

      - name: Add remote repository
        run: |
          git remote add upstream https://github.com/nextcloud/docker
          git fetch upstream

      - name: Check for updates
        run: |
          CHANGES=$(git rev-list HEAD..upstream/master --count)
          if [ "$CHANGES" -gt 0 ]; then
            echo "Updating fork..."
            git checkout ${{ github.ref_name }}
            git merge upstream/master
            git push
          else
            echo "No updates from the original repository."
          fi