feat: port NPC possession through turn daemon

app/game-engine/src/index.ts

@@ -24,6 +24,7 @@ export * from './turn/inMemoryStateStore.js';
 export * from './turn/inMemoryTurnProcessor.js';
 export * from './turn/databaseHooks.js';
 export * from './turn/joinCreateGeneralService.js';
+export * from './turn/npcPossessionService.js';
 export * from './turn/selectPoolService.js';
 export * from './turn/turnDaemon.js';
 export * from './turn/cli.js';