Fix display issue

Addresses a problem where the screen was not displaying correctly.

src/utils/syncUtils.ts

@@ -1,5 +1,5 @@
 
-import { isSyncEnabled, setSyncEnabled } from './sync/syncSettings';
+import { isSyncEnabled, setSyncEnabled, getLastSyncTime, setLastSyncTime } from './sync/syncSettings';
 import { uploadTransactions, downloadTransactions } from './sync/transactionSync';
 import { uploadBudgets, downloadBudgets } from './sync/budgetSync';
 
@@ -10,7 +10,9 @@ export {
   uploadTransactions,
   downloadTransactions,
   uploadBudgets,
-  downloadBudgets
+  downloadBudgets,
+  getLastSyncTime,
+  setLastSyncTime
 };
 
 /**
@@ -19,8 +21,17 @@ export {
 export const syncAllData = async (userId: string): Promise<void> => {
   if (!userId || !isSyncEnabled()) return;
   
-  await downloadTransactions(userId);
-  await downloadBudgets(userId);
-  await uploadTransactions(userId);
-  await uploadBudgets(userId);
+  try {
+    console.log('데이터 동기화 시작...');
+    await downloadTransactions(userId);
+    await downloadBudgets(userId);
+    await uploadTransactions(userId);
+    await uploadBudgets(userId);
+    
+    // 동기화 시간 업데이트
+    setLastSyncTime();
+    console.log('데이터 동기화 완료!');
+  } catch (error) {
+    console.error('동기화 중 오류 발생:', error);
+  }
 };