- JS_WASM_BACKEND_PLAN: Mark phases 1-5 complete, deprioritize WASM
- LANGUAGE_COMPARISON: Update package manager status
- OVERVIEW: Add completed features list
- ROADMAP: Mark JS backend and package manager complete
- Add PACKAGES.md documenting the package system
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
