Clean up project documentation and constitution for post-MVP maturity
- CLAUDE.md: replace 32-line per-feature tech changelog with consolidated
tech stack, add project structure and data/storage sections, remove stale
Recent Changes
- README.md: rewrite for current feature set, fix bestiary description
(import-based, not bundled), remove placeholder license section
- Constitution v2.2.0: remove unused Agent Boundary principle (MAJOR),
add README and CLAUDE.md sync rules to Development Workflow (MINOR)
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>