feat: 完成多模块功能迭代与优化

1.  新增宠物皮肤初始枚举值、下拉列表接口及相关DTO
2.  完善商品实体与DTO，新增虚拟商品标记和类型ID字段
3.  重构用户认证体系，支持多用户切换并重新生成JWT令牌
4.  新增签到配置管理全套功能，包括增删改查和状态管理
5.  优化模型验证过滤器和基础响应类的命名规范
6.  新增补签功能，完善签到服务逻辑
7.  拆分用户详情DTO，新增各子数据分页查询接口
8.  重构微信控制器的用户ID获取逻辑，统一使用激活用户ID
9.  修复背包服务中补签卡的扣减逻辑
10. 新增家长姓名修改接口和相关服务实现

QYZH.InteractiveMagazine.Service/WxMallService.cs

@@ -103,6 +103,8 @@ public class WxMallService(
                 ImageUrl = p.ImageUrl,
                 Price = p.Price,
                 Type = p.Type.ToString(),
+                IsVirtual = p.IsVirtual,
+                TypeId = p.TypeId,
                 Owned = owned,
                 Skin = skin != null ? new PetSkinBrief
                 {
@@ -169,6 +171,8 @@ public class WxMallService(
             ImageUrl = product.ImageUrl,
             Price = product.Price,
             Type = product.Type.ToString(),
+            IsVirtual = product.IsVirtual,
+            TypeId = product.TypeId,
             Owned = owned,
             Skin = skinBrief
         };
@@ -403,7 +407,7 @@ public class WxMallService(
             throw new BusinessException("背包物品Id无效", 400);
 
         var bagItem = await exchangeRecordRepository.Context.Queryable<UserBag>()
-            .Where(b => b.Id == input.BagItemId && b.UserId == userId && !b.IsDeleted && b.Status == (int)UserBagStatusEnum.Available)
+            .Where(b => b.Id == input.BagItemId && b.UserId == userId && b.Status == (int)UserBagStatusEnum.Available)
             .FirstAsync();
 
         if (bagItem == null)
@@ -437,28 +441,9 @@ public class WxMallService(
         if (targetDate >= DateTime.Now.Date)
             throw new BusinessException("只能补签过去的日期", 400);
 
-        // 调用签到服务执行补签
+        // 调用签到服务执行补签（内部会检查并扣减补签卡）
         var checkInResult = await checkInService.MakeUpCheckInAsync(userId, targetDate);
 
-        // 扣减补签卡数量
-        if (bagItem.Quantity <= 1)
-        {
-            await exchangeRecordRepository.Context.Updateable<UserBag>()
-                .SetColumns(b => b.Status == (int)UserBagStatusEnum.Expired)
-                .SetColumns(b => b.Quantity == 0)
-                .SetColumns(b => b.UpdatedAt == DateTime.Now)
-                .Where(b => b.Id == bagItem.Id)
-                .ExecuteCommandAsync();
-        }
-        else
-        {
-            await exchangeRecordRepository.Context.Updateable<UserBag>()
-                .SetColumns(b => b.Quantity == bagItem.Quantity - 1)
-                .SetColumns(b => b.UpdatedAt == DateTime.Now)
-                .Where(b => b.Id == bagItem.Id)
-                .ExecuteCommandAsync();
-        }
-
         logger.LogInformation("补签卡使用成功，UserId: {UserId}, TargetDate: {Date}", userId, targetDate);
 
         return new UseItemOutput