name: Auto-assign reviewers for Dependabot PRs

on:
  pull_request_target:
    types: [opened, reopened]

jobs:
  assign-reviewers:
    if: github.actor == 'dependabot[bot]' || github.actor == 'dependabot-preview[bot]'
    runs-on: ubuntu-latest
    steps:
      - name: Assign reviewers
        uses: kentaro-m/auto-assign-action@v2.0.0