feat: add wechat mini program mall, check-in supplement and pet skin system

This commit implements a complete WeChat mini program mall and related features:
1. Add pet skin entity and backpack item type support
2. Add make-up check-in and missed date query functions
3. Implement mall product browsing, exchange and record query
4. Add backpack management and item usage (make-up card)
5. Add pet skin equipping function
6. Fix UserBag ItemId type from int to long
7. Adjust Dockerfile exposed port to 8080
8. Fix session cookie unprotect warning

QYZH.InteractiveMagazine.Models/Dto/Bag/UserBagDto.cs

@@ -0,0 +1,87 @@
+namespace QYZH.InteractiveMagazine.Models.Dto.Bag;
+
+/// <summary>
+/// 背包物品输出
+/// </summary>
+public class UserBagOutput
+{
+    public long Id { get; set; }
+    public long ItemId { get; set; }
+    public string ItemType { get; set; } = string.Empty;
+    public int Quantity { get; set; }
+    public string Status { get; set; } = string.Empty;
+
+    /// <summary>
+    /// 关联商品信息（如果有）
+    /// </summary>
+    public BagProductBrief? Product { get; set; }
+
+    /// <summary>
+    /// 关联皮肤信息（PetBg 类型时）
+    /// </summary>
+    public BagSkinBrief? Skin { get; set; }
+
+    public DateTime CreatedAt { get; set; }
+}
+
+/// <summary>
+/// 背包中的商品简要
+/// </summary>
+public class BagProductBrief
+{
+    public string Name { get; set; } = string.Empty;
+    public string? ImageUrl { get; set; }
+    public string? Description { get; set; }
+}
+
+/// <summary>
+/// 背包中的皮肤简要
+/// </summary>
+public class BagSkinBrief
+{
+    public long SkinId { get; set; }
+    public string SkinName { get; set; } = string.Empty;
+    public string? SkinImage { get; set; }
+    public string Rarity { get; set; } = string.Empty;
+}
+
+/// <summary>
+/// 使用物品输入（补签卡）
+/// </summary>
+public class UseItemInput
+{
+    /// <summary>
+    /// 背包物品Id
+    /// </summary>
+    public long BagItemId { get; set; }
+
+    /// <summary>
+    /// 补签目标日期（yyyy-MM-dd，仅补签卡使用）
+    /// </summary>
+    public string? TargetDate { get; set; }
+}
+
+/// <summary>
+/// 换肤输入
+/// </summary>
+public class EquipSkinInput
+{
+    /// <summary>
+    /// 皮肤Id（传0则恢复默认皮肤）
+    /// </summary>
+    public long SkinId { get; set; }
+}
+
+/// <summary>
+/// 使用物品输出
+/// </summary>
+public class UseItemOutput
+{
+    public bool IsSuccess { get; set; }
+    public string Message { get; set; } = string.Empty;
+
+    /// <summary>
+    /// 补签时返回的签到结果
+    /// </summary>
+    public object? Extra { get; set; }
+}

QYZH.InteractiveMagazine.Models/Dto/Mall/WxMallDto.cs

@@ -0,0 +1,80 @@
+namespace QYZH.InteractiveMagazine.Models.Dto.Mall;
+
+/// <summary>
+/// 小程序商品展示输出
+/// </summary>
+public class WxProductOutput
+{
+    public long Id { get; set; }
+    public string Name { get; set; } = string.Empty;
+    public string? Description { get; set; }
+    public string? ImageUrl { get; set; }
+    public int Price { get; set; }
+    public string Type { get; set; } = string.Empty;
+
+    /// <summary>
+    /// 皮肤信息（仅 PetBg 类型有值）
+    /// </summary>
+    public PetSkinBrief? Skin { get; set; }
+
+    /// <summary>
+    /// 用户是否已拥有（PetBg 类型时判断背包中是否有）
+    /// </summary>
+    public bool Owned { get; set; }
+}
+
+/// <summary>
+/// 皮肤简要信息
+/// </summary>
+public class PetSkinBrief
+{
+    public long SkinId { get; set; }
+    public string SkinName { get; set; } = string.Empty;
+    public string? SkinImage { get; set; }
+    public string? Description { get; set; }
+    public string Rarity { get; set; } = string.Empty;
+}
+
+/// <summary>
+/// 兑换输入
+/// </summary>
+public class ExchangeInput
+{
+    /// <summary>
+    /// 商品Id
+    /// </summary>
+    public long ProductId { get; set; }
+
+    /// <summary>
+    /// 兑换数量（默认1）
+    /// </summary>
+    public int Quantity { get; set; } = 1;
+}
+
+/// <summary>
+/// 兑换输出
+/// </summary>
+public class ExchangeOutput
+{
+    public long RecordId { get; set; }
+    public string ProductName { get; set; } = string.Empty;
+    public int PointsCost { get; set; }
+    public int PointsBalance { get; set; }
+    public string Message { get; set; } = string.Empty;
+}
+
+/// <summary>
+/// 兑换记录输出
+/// </summary>
+public class ExchangeRecordOutput
+{
+    public long Id { get; set; }
+    public long ProductId { get; set; }
+    public string ProductName { get; set; } = string.Empty;
+    public string ProductType { get; set; } = string.Empty;
+    public int PointsCost { get; set; }
+    public int PointsBalance { get; set; }
+    public int Quantity { get; set; }
+    public string Status { get; set; } = string.Empty;
+    public DateTime CreatedAt { get; set; }
+}

QYZH.InteractiveMagazine.Models/Entity/ExchangeRecord.cs

@@ -0,0 +1,69 @@
+using SqlSugar;
+
+namespace QYZH.InteractiveMagazine.Models.Entity
+{
+    /// <summary>
+    /// 商品兑换记录表
+    /// </summary>
+    [SugarTable("ExchangeRecord")]
+    public partial class ExchangeRecord : SqlSugarBaseEntity
+    {
+        public ExchangeRecord() { }
+
+        /// <summary>
+        /// Desc:用户Id
+        /// Default:
+        /// Nullable:False
+        /// </summary>
+        public long UserId { get; set; }
+
+        /// <summary>
+        /// Desc:商品Id
+        /// Default:
+        /// Nullable:False
+        /// </summary>
+        public long ProductId { get; set; }
+
+        /// <summary>
+        /// Desc:商品名称（快照）
+        /// Default:
+        /// Nullable:False
+        /// </summary>
+        public string ProductName { get; set; }
+
+        /// <summary>
+        /// Desc:商品类型（快照）: MakeUpCard, PetBg
+        /// Default:
+        /// Nullable:False
+        /// </summary>
+        public string ProductType { get; set; }
+
+        /// <summary>
+        /// Desc:消耗积分
+        /// Default:
+        /// Nullable:False
+        /// </summary>
+        public int PointsCost { get; set; }
+
+        /// <summary>
+        /// Desc:兑换后积分余额
+        /// Default:
+        /// Nullable:False
+        /// </summary>
+        public int PointsBalance { get; set; }
+
+        /// <summary>
+        /// Desc:兑换数量
+        /// Default:1
+        /// Nullable:False
+        /// </summary>
+        public int Quantity { get; set; }
+
+        /// <summary>
+        /// Desc:状态: Success, Refunded
+        /// Default:Success
+        /// Nullable:False
+        /// </summary>
+        public new string Status { get; set; }
+    }
+}

QYZH.InteractiveMagazine.Models/Entity/Pet.cs

@@ -47,6 +47,13 @@ namespace QYZH.InteractiveMagazine.Models.Entity
            /// </summary>           
            public int FeedingCount {get;set;}
 
+           /// <summary>
+           /// Desc:当前皮肤Id（0为默认皮肤）
+           /// Default:0
+           /// Nullable:False
+           /// </summary>           
+           public long CurrentSkinId {get;set;}
+
            /// <summary>
            /// Desc:宠物类型
            /// Default:Normal

QYZH.InteractiveMagazine.Models/Entity/PetSkin.cs

@@ -0,0 +1,55 @@
+using SqlSugar;
+
+namespace QYZH.InteractiveMagazine.Models.Entity
+{
+    /// <summary>
+    /// 宠物皮肤定义表
+    /// </summary>
+    [SugarTable("PetSkin")]
+    public partial class PetSkin : SqlSugarBaseEntity
+    {
+        public PetSkin() { }
+
+        /// <summary>
+        /// Desc:皮肤名称
+        /// Default:
+        /// Nullable:False
+        /// </summary>
+        public string Name { get; set; }
+
+        /// <summary>
+        /// Desc:皮肤图片
+        /// Default:
+        /// Nullable:True
+        /// </summary>
+        public string ImageUrl { get; set; }
+
+        /// <summary>
+        /// Desc:描述/特效说明
+        /// Default:
+        /// Nullable:True
+        /// </summary>
+        public string Description { get; set; }
+
+        /// <summary>
+        /// Desc:关联商品Id（用于兑换）
+        /// Default:
+        /// Nullable:False
+        /// </summary>
+        public long ProductId { get; set; }
+
+        /// <summary>
+        /// Desc:稀有度: Normal, Rare, Epic, Legendary
+        /// Default:Normal
+        /// Nullable:False
+        /// </summary>
+        public string Rarity { get; set; }
+
+        /// <summary>
+        /// Desc:排序权重
+        /// Default:0
+        /// Nullable:False
+        /// </summary>
+        public int SortOrder { get; set; }
+    }
+}

QYZH.InteractiveMagazine.Models/Entity/UserBag.cs

@@ -31,7 +31,7 @@ namespace QYZH.InteractiveMagazine.Models.Entity
            /// Default:
            /// Nullable:False
            /// </summary>           
-           public int ItemId {get;set;}
+           public long ItemId {get;set;}
 
            /// <summary>
            /// Desc:数量