feat: 初始化后台管理模块与基础业务框架

1.  新增依赖注入生命周期标记接口、基础仓储与管理员仓储实现
2.  新增管理员认证与用户服务接口，补充认证相关DTO
3.  重构实体审计字段命名，统一Created/UpdatedAt规范
4.  新增大量业务实体类与API版本枚举配置
5.  集成Autofac依赖注入、JWT自动刷新与跨域配置
6.  替换原有微信小程序与旧认证服务为后台管理系统架构
7.  完善Swagger文档配置与项目基础部署配置

QYZH.InteractiveMagazine.Models/Entity/Product.cs

@@ -0,0 +1,86 @@
+using SqlSugar;
+
+namespace QYZH.InteractiveMagazine.Models.Entity
+{
+    ///<summary>
+    ///虚拟商品表
+    ///</summary>
+    [SugarTable("Product")]
+    public partial class Product : BaseEntity
+    {
+           public Product(){
+
+
+           }
+           /// <summary>
+           /// Desc:主键
+           /// Default:
+           /// Nullable:False
+           /// </summary>           
+           [SugarColumn(IsPrimaryKey=true,IsIdentity=true)]
+           public new int Id {get;set;}
+
+           /// <summary>
+           /// Desc:商品名称
+           /// Default:
+           /// Nullable:False
+           /// </summary>           
+           public string Name {get;set;}
+
+           /// <summary>
+           /// Desc:描述
+           /// Default:
+           /// Nullable:True
+           /// </summary>           
+           public string Description {get;set;}
+
+           /// <summary>
+           /// Desc:商品图片
+           /// Default:
+           /// Nullable:True
+           /// </summary>           
+           public string ImageUrl {get;set;}
+
+           /// <summary>
+           /// Desc:所需积分
+           /// Default:
+           /// Nullable:False
+           /// </summary>           
+           public int Price {get;set;}
+
+           /// <summary>
+           /// Desc:商品类型: MakeUpCard, PetBg
+           /// Default:
+           /// Nullable:False
+           /// </summary>           
+           public string Type {get;set;}
+
+           /// <summary>
+           /// Desc:状态: OnSale, OffSale
+           /// Default:OnSale
+           /// Nullable:False
+           /// </summary>           
+           public string Status {get;set;}
+
+           /// <summary>
+           /// Desc:扩展数据
+           /// Default:
+           /// Nullable:True
+           /// </summary>           
+           public string MetaData {get;set;}
+
+           /// <summary>
+           /// Desc:是否上架
+           /// Default:b'1'
+           /// Nullable:False
+           /// </summary>           
+           public bool IsActive {get;set;}
+
+           /// <summary>
+           /// Desc:库存(-1无限)
+           /// Default:-1
+           /// Nullable:False
+           /// </summary>           
+           public int Stock {get;set;}
+    }
+}