sync-demo-branches.yml

name: Sync Demo Branches with Main

on:
  schedule:
    # Run every day at 3am UTC (after the signals-demo workflow at 2am UTC)
    - cron: '0 3 * * *'
  workflow_dispatch:

concurrency:
  group: sync-demo-branches
  cancel-in-progress: false

jobs:
  sync-demo-branches:
    name: Sync ${{ matrix.branch }} with main
    runs-on: ubuntu-latest
    strategy:
      matrix:
        branch:
          - demo/env0
          - demo/spacelift
          - demo/tfc
    permissions:
      contents: write
    steps:
      - name: Configure Git
        run: |
          git config --global user.name "Platform Automation"
          git config --global user.email "platform-automation@company.com"

      - name: Checkout main branch
        uses: actions/checkout@v6
        with:
          token: ${{ secrets.GH_PAT }}
          ref: main
          fetch-depth: 0

      - name: Fetch all branches
        run: |
          git fetch origin

      - name: Sync branch with main
        env:
          GH_TOKEN: ${{ secrets.GH_PAT }}
        run: |
          echo "Syncing ${{ matrix.branch }} with main..."
          BRANCH="${{ matrix.branch }}"
          # Checkout or create the branch
          if git show-ref --verify --quiet refs/remotes/origin/$BRANCH; then
            git checkout -B $BRANCH origin/$BRANCH
          else
            git checkout -B $BRANCH origin/main
          fi
          # Check if branch commit differs from main
          BRANCH_COMMIT=$(git rev-parse HEAD)
          MAIN_COMMIT=$(git rev-parse origin/main)
          if [ "$BRANCH_COMMIT" = "$MAIN_COMMIT" ]; then
            echo "${{ matrix.branch }} is already in sync with main (both at $MAIN_COMMIT)"
          else
            echo "${{ matrix.branch }} is at $BRANCH_COMMIT, main is at $MAIN_COMMIT"
            echo "Resetting ${{ matrix.branch }} to match main..."
            git reset --hard origin/main
            git push origin $BRANCH --force
            echo "Successfully synced ${{ matrix.branch }} with main"
          fi