feat: 增强目标管理功能及相关组件

- 在 GoalsListScreen 中新增目标编辑功能，支持用户编辑现有目标
- 更新 CreateGoalModal 组件，支持编辑模式下的目标更新
- 在 NutritionRecordsScreen 中新增删除营养记录功能，允许用户删除不需要的记录
- 更新 NutritionRecordCard 组件，增加操作选项，支持删除记录
- 修改 dietRecords 服务，添加删除营养记录的 API 调用
- 优化 goalsSlice，确保目标更新逻辑与 Redux 状态管理一致

services/goalsApi.ts

@@ -53,8 +53,8 @@ export const getGoalById = async (goalId: string): Promise<ApiResponse<GoalDetai
 /**
  * 更新目标
  */
-export const updateGoal = async (goalId: string, goalData: UpdateGoalRequest): Promise<ApiResponse<Goal>> => {
-  return api.put<ApiResponse<Goal>>(`/goals/${goalId}`, goalData);
+export const updateGoal = async (goalId: string, goalData: UpdateGoalRequest): Promise<Goal> => {
+  return api.put<Goal>(`/goals/${goalId}`, goalData);
 };
 
 /**
@@ -106,33 +106,6 @@ export const batchOperateGoals = async (operationData: BatchGoalOperationRequest
   return api.post<ApiResponse<BatchGoalOperationResult[]>>('/goals/batch', operationData);
 };
 
-/**
- * 暂停目标
- */
-export const pauseGoal = async (goalId: string): Promise<ApiResponse<Goal>> => {
-  return updateGoal(goalId, { status: 'paused' });
-};
-
-/**
- * 恢复目标
- */
-export const resumeGoal = async (goalId: string): Promise<ApiResponse<Goal>> => {
-  return updateGoal(goalId, { status: 'active' });
-};
-
-/**
- * 完成目标
- */
-export const markGoalCompleted = async (goalId: string): Promise<ApiResponse<Goal>> => {
-  return updateGoal(goalId, { status: 'completed' });
-};
-
-/**
- * 取消目标
- */
-export const cancelGoal = async (goalId: string): Promise<ApiResponse<Goal>> => {
-  return updateGoal(goalId, { status: 'cancelled' });
-};
 
 // 导出所有API方法
 export const goalsApi = {
@@ -145,10 +118,6 @@ export const goalsApi = {
   getGoalCompletions,
   getGoalStats,
   batchOperateGoals,
-  pauseGoal,
-  resumeGoal,
-  markGoalCompleted,
-  cancelGoal,
 };
 
 export default goalsApi;