# Mantimon TCG Documentation

## Active Documentation

| File | Description |
|------|-------------|
| `ARCHITECTURE.md` | Technical architecture overview covering frontend (Vue+Phaser), backend (FastAPI), database schema, real-time communication, game engine design, and offline fork considerations. |
| `GAME_RULES.md` | Game rules document defining campaign structure, base ruleset, energy system, deck building, win conditions, turn structure, card types, and status conditions. |

## Legacy Documentation

Historical documents from completed development phases, preserved for reference.

| File | Description |
|------|-------------|
| `legacy/SYSTEM_REVIEW.md` | Comprehensive code review of the core game engine (Jan 2026). Identified 15 issues across models, effects, and engine - all resolved. 826 tests passing. |
| `legacy/PROJECT_PLAN_ENERGY_EVOLUTION.md` | Implementation plan for energy/tool attachment refactor and evolution stack system. Changed `attached_energy`/`attached_tools` from `list[str]` to `list[CardInstance]`. Completed Jan 2026. |