check-no-merge-label.yml

name: check-no-merge-label

permissions:
  pull-requests: read

on:
  pull_request:
    types: [opened, edited, reopened, labeled, unlabeled, synchronize]
    branches:
      - 'main'
      - 'release/**'

jobs:
  check-labels:
    runs-on: ubuntu-latest
    steps:
    - name: Check 'NO-MERGE' label
      run: |
        echo "Merging permission is disabled when the 'NO-MERGE' label is applied."
        if [ "${{ contains(github.event.pull_request.labels.*.name, 'NO-MERGE') }}" = "false" ]; then
          exit 0
        else
          echo "::error:: The 'NO-MERGE' label was applied to the PR. Merging is disabled."
          exit 1
        fi