chore: add more tests

src/index.ts

@@ -5,7 +5,7 @@
 
 // Core types
 export type { IGameContext } from './core/game';
-export { createGameCommandRegistry } from './core/game';
+export { createGameCommandRegistry, createPromptDef } from './core/game';
 
 export type { GameHost, GameHostStatus, GameModule } from './core/game-host';
 export { createGameHost } from './core/game-host';