mergeability.yml

name: Mergeability

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

env:
  DO_NOT_MERGE_LABEL: 'dont-merge'

jobs:
  check-labels:
    runs-on: ubuntu-latest
    name: Allow merging
    if: ${{ contains(github.event.*.labels.*.name, ${{ env.DO_NOT_MERGE_LABEL }}) }}
    steps:
      - name: Fail test due to '${{ env.DO_NOT_MERGE_LABEL }}' label presence
        run: exit 1