Fix budget calculation error

Corrected an issue where the total monthly budget was incorrectly calculated and displayed as a weekly budget.

src/components/BudgetTabContent.tsx

@@ -48,6 +48,11 @@ const BudgetTabContent: React.FC<BudgetTabContentProps> = ({
     onSaveBudget
   });
 
+  // 월간 예산 모드를 명시적으로 로깅
+  React.useEffect(() => {
+    console.log('BudgetTabContent 렌더링: 월간 예산 모드');
+  }, []);
+
   return (
     <div>
       {isBudgetSet ? (