pr.yml

name: Pull Request

on:
  pull_request_target:
    types: [opened]

jobs:
  assign-author:
    runs-on: ubuntu-latest
    permissions:
      pull-requests: write
    steps:
      - name: Assign author to PR
        uses: technote-space/assign-author@v1

  approve-dependabot-pr:
    if: github.event.pull_request.user.login == 'dependabot[bot]'
    runs-on: ubuntu-latest
    permissions:
      contents: write
      pull-requests: write
    steps:
      - name: Enable auto-merge
        run: gh pr merge --auto --merge "$PR_URL"
        env:
          PR_URL: ${{ github.event.pull_request.html_url }}
          # If we'd use `secrets.GITHUB_TOKEN`, our CI isn't triggered on the
          # merge's push event.
          # https://docs.github.com/en/actions/using-workflows/triggering-a-workflow#triggering-a-workflow-from-a-workflow
          GITHUB_TOKEN: ${{ secrets.PR_AUTOMERGE_TOKEN }}
      - uses: dependabot/fetch-metadata@v1.6.0
        id: dependabot-metadata
      - name: Approve patch and minor updates
        if: steps.dependabot-metadata.outputs.update-type == 'version-update:semver-patch' || steps.dependabot-metadata.outputs.update-type == 'version-update:semver-minor'
        run: gh pr review "$PR_URL" --approve
        env:
          PR_URL: ${{ github.event.pull_request.html_url }}
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}