.github/workflows/pr-label.yml

name: "Pull Request auto-label"
on:
  # So that PRs touching the same files as the push are updated
  push:
  # So that the `dirtyLabel` is removed if conflicts are resolve
  # We recommend `pull_request_target` so that github secrets are available.
  # In `pull_request` we wouldn't be able to change labels of fork PRs
  pull_request_target:
    types: [opened, synchronize]
concurrency:
  group: ${{ format('pr-label-{0}', github.event.pull_request.number || github.sha) }}
  cancel-in-progress: true

jobs:
  conflicts:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      pull-requests: write
    steps:
      - name: Update PRs with conflict labels
        uses: eps1lon/actions-label-merge-conflict@releases/2.x
        with:
          dirtyLabel: "conflicts"
          #removeOnDirtyLabel: "PR: ready to ship"
          repoToken: "${{ secrets.GITHUB_TOKEN }}"
          commentOnDirty: "This pull request has conflicts with the base branch, please resolve those so we can evaluate the pull request."
          commentOnClean: "Conflicts have been resolved! 🎉 A maintainer will review the pull request shortly."