name: Dependabot Auto-merge

on:
  pull_request:
    types:
      - opened
      - synchronize
      - reopened

permissions:
  contents: write
  pull-requests: write

jobs:
  dependabot-automation:
    runs-on: ubuntu-latest
    if: ${{ github.actor == 'dependabot[bot]' }}
    timeout-minutes: 13
    steps:
      - name: Dependabot metadata
        id: metadata
        uses: dependabot/fetch-metadata@21025c705c08248db411dc16f3619e6b5f9ea21a # v2.5.0
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
      - name: Approve & enable auto-merge for Dependabot PR
        if: |
          steps.metadata.outputs.update-type == 'version-update:semver-patch' ||
          steps.metadata.outputs.update-type == 'version-update:semver-minor'
        run: |
          gh pr merge --auto -s "$PR_URL"
        env:
          PR_URL: ${{ github.event.pull_request.html_url }}
          PR_TITLE: ${{ github.event.pull_request.title }}
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}