name: Changelog

# Regenerate CHANGELOG.md on every push to main.

# Tags (v*.*.*) are treated as release versions by git-cliff.

on:

  push:

    branches:

      - main

    tags-ignore:

      - '**'

permissions:

  contents: write

concurrency:

  group: changelog-${{ github.ref }}

  cancel-in-progress: true

jobs:

  changelog:

    runs-on: ubuntu-latest

    # Avoid loops: skip the commit this workflow itself pushes.

    if: github.actor != 'github-actions[bot]'

    steps:

      - name: Checkout

        uses: actions/checkout@v6

        with:

          fetch-depth: 0

          persist-credentials: true

      - name: Generate changelog

        uses: orhun/git-cliff-action@v4

        with:

          config: cliff.toml

          args: --verbose

        env:

          OUTPUT: CHANGELOG.md

          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Commit changelog

        run: |

          git config user.name "github-actions[bot]"

          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"

          if git diff --quiet CHANGELOG.md; then

            echo "No changelog changes."

            exit 0

          fi

          git add CHANGELOG.md

          git commit -m "chore: update changelog [skip ci]"

          git push