Fix TypeScript errors

Fixes TypeScript errors related to missing properties and incorrect exports.

src/contexts/budget/BudgetContext.tsx

@@ -2,7 +2,7 @@
 import React from 'react';
 import { useBudgetState } from './useBudgetState';
 import { BudgetContext, BudgetContextType } from './useBudget';
-import { BudgetPeriod } from './types';
+import { BudgetPeriod, Transaction } from './types';
 
 // 컨텍스트 프로바이더 컴포넌트
 export const BudgetProvider: React.FC<{ children: React.ReactNode }> = ({ children }) => {
@@ -19,4 +19,5 @@ export const BudgetProvider: React.FC<{ children: React.ReactNode }> = ({ childr
 export { useBudget } from './useBudget';
 export type { BudgetContextType } from './useBudget';
 
-export type { BudgetPeriod } from './types';
+// types.ts에서 타입들을 export
+export { BudgetPeriod, Transaction } from './types';

src/contexts/budget/types.ts

@@ -27,10 +27,13 @@ export interface BudgetContextType {
   budgetData: BudgetData;
   selectedTab: BudgetPeriod;
   setSelectedTab: (tab: BudgetPeriod) => void;
+  addTransaction: (transaction: Transaction) => void;
   updateTransaction: (updatedTransaction: Transaction) => void;
+  deleteTransaction: (id: string) => void;
   handleBudgetGoalUpdate: (type: BudgetPeriod, amount: number, newCategoryBudgets?: Record<string, number>) => void;
   getCategorySpending: () => CategoryBudget[];
   getPaymentMethodStats: () => { method: string; amount: number; percentage: number }[];
+  resetBudgetData?: () => void; // 선택적 필드로 유지
 }
 
 // Transaction 타입 (기존 TransactionCard에서 가져옴)

src/contexts/budget/useBudget.ts

@@ -1,3 +1,4 @@
+
 import { useContext, createContext } from 'react';
 import { BudgetData, BudgetPeriod, Transaction } from './types';
 
@@ -17,6 +18,7 @@ export interface BudgetContextType {
   updateTransaction: (transaction: Transaction) => void;
   deleteTransaction: (id: string) => void;
   handleBudgetGoalUpdate: (type: BudgetPeriod, amount: number, newCategoryBudgets?: Record<string, number>) => void;
+  getPaymentMethodStats: () => Array<{ method: string; amount: number; percentage: number }>;
   resetBudgetData?: () => void; // 선택적 필드로 추가
 }