create-dependabot-changelog.yml

# Auto generate a changelog entry if the PR was opened by dependabot.
---
name: Create Changelog for Dependabot

on:
  pull_request:
    types: 
      - opened

jobs:
  create_changelog:
    runs-on: ubuntu-latest
    if: ${{ github.event.pull_request.user.login == 'dependabot[bot]'}}
    steps:
      - uses: actions/checkout@8ade135a41bc03ea155e62e844d188df1ea18608 # v4.1.0
        with:
          ref: ${{ github.event.pull_request.head.ref }}
          token: ${{ secrets.HCP_SDK_PIPELINE_TOKEN }}

      - name: Configure git
        env:
          TOKEN: ${{ secrets.HCP_SDK_PIPELINE_TOKEN }}
        run: |
            git config --global advice.detachedHead false
            git config --global url."https://${TOKEN}:x-oauth-basic@github.com/".insteadOf "https://github.com/"
            git config user.name "github-actions"
            git config user.email "hashicorp-cloud@hashicorp.com"
      - name: Create Changelog
        run: |
          echo "This is a Dependabot PR. Creating changelog entry on its behalf."
          touch .changelog/${{ github.event.pull_request.number }}.txt
          printf '```release-note:improvement%s\n' >> .changelog/${{ github.event.pull_request.number }}.txt
          printf '${{ github.event.pull_request.title }}%s\n' >> .changelog/${{ github.event.pull_request.number }}.txt
          printf '```%s\n' >> .changelog/${{ github.event.pull_request.number }}.txt
          git add .
          git commit -m "Added changelog entry"
          git push