merge_guard_for_main.yml

name: 'Merge guard for main'
on:
  pull_request_target:
    branches:
      - main
    types:
      - opened
      - reopened
      - edited
      - synchronize

jobs:
  merge_guard:
    if: "(! contains(github.event.pull_request.title, '[release skip]')) && github.head_ref != 'develop' && github.head_ref != 'hotfix'"
    runs-on: ubuntu-latest
    steps:
      - run: 'echo ${{ github.event.pull_request.title }}'
      - uses: actions/checkout@v2
      - uses: superbrothers/close-pull-request@v3
        with:
          comment: "The only branch allowed to merge into main is `develop` or `hotfix`.\nIf you need to merge non-release changes into main, include [release skip] in the title."