Changelog

Generate and maintain CHANGELOG.md files by combining committed git history with any staged or unstaged changes. Follows the Keep a Changelog format. Works for single-package repos and monorepos alike.

Prerequisites

Abort immediately if the current directory is not inside a git repository:

git rev-parse --is-inside-work-tree 2>/dev/null || echo "NOT_GIT"

If the output is NOT_GIT, stop and tell the user: "This skill only works inside a git repository."

Phase 1: Understand the Repository Layout

Detect repo root