dependabot-auto-merge.yml

# A Workflow for auto-approving and auto-merging dependency update PRs raised by Dependabot

name: Dependabot
on:
  pull_request:
    branches: [ main ]

permissions:
  contents: read

jobs:
  auto-merge:
    runs-on: ubuntu-latest
    if: ${{ github.actor == 'dependabot[bot]' }}
    permissions:
      contents: write
      pull-requests: write
    steps:
      - name: Dependabot metadata
        id: metadata
        uses: dependabot/fetch-metadata@5e5f99653a5b510e8555840e80cbf1514ad4af38 # v2.1.0
        with:
          github-token: "${{ secrets.GITHUB_TOKEN }}"
      - name: Approve PR
        run: gh pr review --approve "$PR_URL"
        env:
          PR_URL: ${{github.event.pull_request.html_url}}
          GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
      - name: Enable auto-merge for Dependabot PRs
        if: ${{ steps.dependabot-metadata.outputs.update-type != 'version-update:semver-major' }}
        run: gh pr merge --auto --squash "$PR_URL"
        env:
          PR_URL: ${{github.event.pull_request.html_url}}
          GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}