prepare-release-pr.yml

name: Create PR from master to main

on:
  push:
    branches:
      - master

jobs:
  create-pull-request:
    runs-on: ubuntu-latest
    permissions:
      contents: write
      pull-requests: write
    steps:
      - name: Checkout code
        uses: actions/checkout@v3
        with:
          fetch-depth: 0
          ref: master

      - name: Set Git Identity
        run: |
          git config --global user.name 'GitHub Actions'
          git config --global user.email 'github-actions@github.com'

      - name: Create Pull Request with gh cli
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          # We're already on master, just need to fetch main
          git fetch origin main:refs/remotes/origin/main

          # Check if there are differences between main and master
          DIFF_COUNT=$(git rev-list --count origin/main..HEAD)

          if [ "$DIFF_COUNT" -gt 0 ]; then
            echo "Differences found between main and master. Creating PR..."
            
            # Use GitHub CLI to create the PR
            gh pr create \
              --base main \
              --head master \
              --title "Merge master into main" \
              --body "This is an automated PR to merge changes from master into main branch." || true
              
            echo "Pull request created or already exists."
          else
            echo "No differences found between main and master. Skipping PR creation."
          fi