name: Sync labels

on:
  push:
    branches: [master, main]
    paths:
      - .github/labels.yml
      - .github/workflows/sync-labels.yml
  workflow_dispatch:
    inputs:
      dry_run:
        description: 'Show diff without applying'
        required: false
        default: 'false'
        type: boolean

permissions:
  issues: write

jobs:
  labeler:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v7

      - name: Sync labels from .github/labels.yml
        uses: crazy-max/ghaction-github-labeler@v6
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          yaml-file: .github/labels.yml
          skip-delete: false
          dry-run: ${{ inputs.dry_run || false }}