0e76fb2fc7
- server/db.js: SQLite schema mirroring Firestore doc tree - server/handlers.js: action -> shared turn fn -> tx persist -> broadcast - server/index.js: REST endpoints + WebSocket real-time push - server/server.test.js: 7 integration tests (REST CRUD + combat flow) - --forceExit for jest (open WS handles) Backend boots, serves state, persists to SQLite.