name: Auto-merge Dependabot PRs

on:
  pull_request:
    types: [opened, synchronize, reopened]

permissions:
  contents: write
  pull-requests: write

jobs:
  automerge:
    if: github.event.pull_request.user.login == 'dependabot[bot]'
    runs-on: ubuntu-latest

    steps:
      - name: Debug token presence
      run: |
        if [ -z "${{ secrets.GITHUB_TOKEN }}" ]; then
          echo "TOKEN IS EMPTY"
          exit 1
        else
          echo "TOKEN EXISTS"
        fi
    
        - name: Auto-merge
          if: contains(github.event.pull_request.labels.*.name, 'auto-merge')
          uses: fastify/github-action-merge-dependabot@v3
          with:
            github-token: ${{ secrets.GH_TOKEN }}