Show GN: Kuku - 로컬 Markdown 폴더를 AI 세컨드 브레인으로 쓰는 오픈소스 macOS 앱

Kuku bridges the gap between AI-driven insights and personal knowledge management by applying a developer-centric diff review workflow to local Markdown files. It represents a significant shift toward privacy-focused, local-first AI tools that prioritize user agency and data sovereignty over cloud-based services.