name: Build and publish latest changelog

# see ./.github/workflows/build_changelog.yml for docs

on:
  workflow_call:

env:
  TEMP_BRANCH_PREFIX: "ci-changelog"
  PULL_REQUEST_TITLE: "chore(ci): changelog rebuild"
  FILES_TO_COMMIT: "CHANGELOG.md"

permissions:
  contents: read

jobs:
  publish_changelog:
    if: github.repository == 'aws-powertools/powertools-lambda-python'
    # Force Github action to run only a single job at a time (based on the group name)
    # This is to prevent race-condition and inconsistencies with changelog push
    concurrency:
      group: changelog-build
    runs-on: ubuntu-latest
    permissions:
      contents: write       # create temporary branch with changelog
      pull-requests: write  # create PR
    steps:
      - name: Checkout repository # reusable workflows start clean, so we need to checkout again
        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683  # v4.2.2
        with:
          fetch-depth: 0
      - name: "Generate latest changelog"
        run: make changelog
      - name: Create PR
        id: create-pr
        uses: ./.github/actions/create-pr
        with:
          files: ${{ env.FILES_TO_COMMIT }}
          temp_branch_prefix: ${{ env.TEMP_BRANCH_PREFIX }}
          pull_request_title: ${{ env.PULL_REQUEST_TITLE }}
          github_token: ${{ secrets.GITHUB_TOKEN }}