dependabot-auto-merge.yml

# https://gist.github.com/xt0rted/46475099dc0a70ba63e16e3177407872
name: Dependabot auto-merge

on: pull_request_target

permissions:
  contents: read
  pull-requests: read

jobs:
  dependabot:
    runs-on: ubuntu-latest

    if: ${{ github.actor == 'dependabot[bot]' }}

    steps:
      - name: Generate token
        id: generate_token
        uses: tibdex/github-app-token@v1.5.1
        with:
          app_id: ${{ secrets.BOT_APP_ID }}
          private_key: ${{ secrets.BOT_PRIVATE_KEY }}

      - name: Dependabot metadata
        id: dependabot_metadata
        uses: dependabot/fetch-metadata@v1.1.1
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}

      - name: Authenticate cli
        run: echo "${{ steps.generate_token.outputs.token }}" | gh auth login --with-token

      - name: Enable auto-merge for Dependabot PRs
        if: ${{ steps.dependabot_metadata.outputs.update-type == 'version-update:semver-minor' || steps.dependabot_metadata.outputs.update-type == 'version-update:semver-patch' }}
        run: gh pr merge --auto --squash "$PR_URL"
        env:
          PR_URL: ${{ github.event.pull_request.html_url }}