auto-dependency-updates.yml

# See https://docs.github.com/en/code-security/supply-chain-security/keeping-your-dependencies-updated-automatically/automating-dependabot-with-github-actions#enable-auto-merge-on-a-pull-request
name: Dependabot auto-merge
on: pull_request_target

permissions:
    pull-requests: write
    contents: write

jobs:
    dependabot:
        runs-on: ubuntu-latest
        if: ${{ github.actor == 'dependabot[bot]' }}
        steps:
            - name: Dependabot metadata
              id: metadata
              uses: dependabot/fetch-metadata@v1.6.0
              with:
                  github-token: "${{ secrets.GITHUB_TOKEN }}"
            - name: Enable auto-merge for Dependabot PRs
              if: ${{steps.metadata.outputs.update-type == 'version-update:semver-patch'}} # only patch versions
              run: gh pr merge --auto --merge "$PR_URL"
              env:
                  PR_URL: ${{github.event.pull_request.html_url}}
                  GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}