gh-pr-label-title.yml

# Automatically apply labels to PR based on title (if written in semantic format)
name: Github PR Label Title
on:
  pull_request:
    # https://frontside.com/blog/2020-05-26-github-actions-pull_request/
    types:
      - opened
      - edited
jobs:
  label:
    # Avoid re-label if title not changed or using custom label to prevent
    # https://github.com/orgs/community/discussions/101695
    if: |
      ${{ !contains(github.event.pull_request.labels.*.name , 'no-autolabel')}} &&
      (event.type == 'opened' || event.changes.title.from)
    runs-on: ubuntu-latest
    steps:
      # Checkout repo to access local templates (if updated)
      - name: checkout
        uses: actions/checkout@main
      # Check if PR title matches conventional commit standard
      # Not strictly enforced so allow continue on error
      # https://github.com/marketplace/actions/semantic-pull-request
      - name: Validate PR title
        uses: amannn/action-semantic-pull-request@v5
        continue-on-error: true
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        # Assign labels based on conventional PR title
        # https://github.com/marketplace/actions/conventional-release-labels
      - name: Assign PR Name Labels
        uses: bcoe/conventional-release-labels@v1.3.1
        with:
          # Labels assigned based on pr name prefix
          type_labels: |
            {
              "breaking": "breaking",
              "chore": "maintenance",
              "docs": "documentation",
              "feat": "feature",
              "fix": "fix",
              "refactor": "maintenance",
              "Breaking": "breaking",
              "Chore": "maintenance",
              "Docs": "documentation",
              "Feat": "feature",
              "Fix": "fix",
              "Refactor": "maintenance"
            }
          # Do not ignore any labels (default ignores chore:)
          ignored_types: '[]'