Fix toast and sync settings

- Fix issue where toast notifications were not disappearing.
- Ensure sync settings are turned off upon logout.

src/hooks/toast/toastManager.ts

@@ -47,11 +47,26 @@ export function dispatch(action: Action) {
     time: now 
   };
   
+  // REMOVE_TOAST 액션 우선순위 높임
+  if (action.type === actionTypes.REMOVE_TOAST) {
+    // 즉시 처리
+    memoryState = reducer(memoryState, action);
+    listeners.forEach((listener) => {
+      listener(memoryState);
+    });
+    return;
+  }
+  
   // 실제 상태 업데이트 및 리스너 호출
-  memoryState = reducer(memoryState, action)
+  memoryState = reducer(memoryState, action);
   listeners.forEach((listener) => {
-    listener(memoryState)
-  })
+    listener(memoryState);
+  });
+}
+
+// 토스트 모두 제거 헬퍼 함수
+export function clearAllToasts() {
+  dispatch({ type: actionTypes.REMOVE_TOAST });
 }
 
 export { memoryState };