build-changelog.yaml

# Build the changelog for a given version with a manual trigger
on:
  workflow_dispatch:
    inputs:
      version:
        description: "Version to build changelog for"
        required: true
        type: string
  # You can also trigger this workflow from another workflow
  workflow_call:
    inputs:
      version:
        description: "Version to build changelog for"
        required: true
        type: string

jobs:
  build-changelog:
    runs-on: ubuntu-latest
    outputs:
      changelog: ${{ steps.build-changelog.outputs.changelog }}
    steps:
      - name: Checkout code
        uses: actions/checkout@v6
        with:
          fetch-depth: 0
      - uses: commitizen-tools/setup-cz@main
      - name: Build changelog
        env:
          GIVEN_VERSION: ${{ github.event.inputs.version }}
        run: |
          cz changelog --dry-run "${GIVEN_VERSION}" > .changelog.md
      - name: Display changelog
        run: |
          cat .changelog.md
          # You can send this file wherever you want:
          #  - For a Github release
          #  - Update a website
          #  - Send it to a Slack channel
          #  - Send it to a compliance tool