map-codebase

Analyzes the project codebase and builds a detailed code-map.md organized by feature flow. Shows entry point → routing → logic → DB for every major feature. Run once to bootstrap navigation; re-run after major structural changes. Triggers on "map the codebase", "build code map", "create code map", "map my project", "analyze codebase structure", "create a roadmap of the code", "where does everything live".