name: PR Alert for Master Branch
on:
  pull_request:
    branches:
      - master

jobs:
  alert:
    runs-on: ubuntu-latest
    steps:
      - name: Comment PR
        uses: actions/github-script@v5
        with:
          github-token: ${{secrets.GITHUB_TOKEN}}
          script: |
            github.issues.createComment({
              issue_number: context.issue.number,
              owner: context.repo.owner,
              repo: context.repo.repo,
              body: '⚠️ PRs should not be opened against the `master` branch directly. Please use the `develop` branch as the base for your PRs. ⚠️'
            })