LoggerEngine을 이어붙이기

@sammo/game_logic/src/GameLogger.ts

@@ -29,8 +29,12 @@ export class GameLoggerEngine {
     ) {
     }
 
-    public static initInstance(rsc: IResourceController) {
+    public static initInstance(rsc: IResourceController): GameLoggerEngine{
+        if(GameLoggerEngine.instance){
+            throw new Error("GameLogger is already initialized");
+        }
         GameLoggerEngine.instance = new GameLoggerEngine(rsc);
+        return GameLoggerEngine.instance;
     }
 
     public static getInstance(): GameLoggerEngine {
@@ -61,8 +65,12 @@ export class GameLoggerEngine {
     }
 
     flushAll() {
+        if(this.logStack.size === 0){
+            return;
+        }
         //rsc?
         throw new Error("Not yet implemented");
+        this.logStack.clear();
     }
 }
 

@sammo/game_logic/src/index.ts

@@ -2,5 +2,6 @@ export * from "./LogicFunc/generalStats.js";
 export * as defs from "./defs.js";
 export * from "./IResourceController.js";
 export * from "./ActionRequest/index.js";
+export * from "./GameLogger.js";
 // NOTE: game_logic은 client, server 모두에서 사용되는 라이브러리이다.
 // DB에 접근한다면 DI여야하나?