repo--do-not-merge-pr.yml

name: Check for "option.do-not-merge" Label

on:
  pull_request:
    types: [labeled, unlabeled, synchronize, opened, reopened]

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  check_label:
    if: github.event.pull_request.draft == false
    runs-on: [arc-runner-set]
    steps:
      - name: Check for "option.do-not-merge" label
        id: check_label
        uses: actions/github-script@v7
        with:
          script: |
            const labels = context.payload.pull_request.labels.map(label => label.name);
            if (labels.includes("option.do-not-merge")) {
              core.setFailed('The "option.do-not-merge" label is present. PR cannot be merged.');
            }