feat: Implement customer profile and referral queries

- Add GetCustomerProfileResponseDto for retrieving customer profile information.
- Create GetCustomerReferralsQuery and GetCustomerReferralsQueryHandler to fetch customer referrals with pagination and filtering options.
- Introduce GetCustomerReferralsResponseDto to structure the response for customer referrals.
- Implement GetCustomerSettingsQuery and GetCustomerSettingsQueryHandler to retrieve user settings.
- Add GetCustomerOrder and GetCustomerOrderQueryHandler for fetching specific customer orders.
- Create GetCustomerOrderHistoryQuery and GetCustomerOrderHistoryQueryHandler to retrieve order history with filtering options.
- Implement GetCustomerOrdersQuery and GetCustomerOrdersQueryHandler for fetching multiple customer orders with filters.
- Add GetCustomerWalletChangeLogQuery and GetCustomerWalletChangeLogQueryHandler for retrieving wallet change logs.
- Implement GetCustomerWithdrawalSettingsQuery and GetCustomerWithdrawalSettingsQueryHandler for fetching withdrawal settings.
- Create GetCustomerWithdrawalsQuery and GetCustomerWithdrawalsQueryHandler to retrieve customer withdrawal requests.

src/CMSMicroservice.Application/DiscountShopCQ/Queries/GetCustomerCart/GetCustomerCartQuery.cs

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+using MediatR;
+
+namespace CMSMicroservice.Application.DiscountShopCQ.Queries.GetCustomerCart;
+
+/// <summary>
+/// Query برای دریافت سبد خرید کاربر فعلی
+/// </summary>
+public class GetCustomerCartQuery : IRequest<GetCustomerCartQueryResponse>
+{
+    // UserId from ICurrentUserService
+}

src/CMSMicroservice.Application/DiscountShopCQ/Queries/GetCustomerCart/GetCustomerCartQueryHandler.cs

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+using CMSMicroservice.Application.Common.Interfaces;
+using CMSMicroservice.Domain.Entities;
+using MediatR;
+using Microsoft.EntityFrameworkCore;
+
+namespace CMSMicroservice.Application.DiscountShopCQ.Queries.GetCustomerCart;
+
+public class GetCustomerCartQueryHandler : IRequestHandler<GetCustomerCartQuery, GetCustomerCartQueryResponse>
+{
+    private readonly IApplicationDbContext _context;
+    private readonly ICurrentUserService _currentUser;
+
+    public GetCustomerCartQueryHandler(IApplicationDbContext context, ICurrentUserService currentUser)
+    {
+        _context = context;
+        _currentUser = currentUser;
+    }
+
+    public async Task<GetCustomerCartQueryResponse> Handle(GetCustomerCartQuery request, CancellationToken cancellationToken)
+    {
+        // Extract UserId from JWT token
+        var userId = long.TryParse(_currentUser.UserId, out var id) ? id : 0;
+        if (userId == 0)
+        {
+            throw new UnauthorizedAccessException("User not authenticated");
+        }
+
+        // Get all cart items for the current user
+        var cartItems = await _context.UserCarts
+            .Include(uc => uc.Product)
+            .Where(uc => uc.UserId == userId)
+            .ToListAsync(cancellationToken);
+
+        var response = new GetCustomerCartQueryResponse
+        {
+            TotalItemsCount = cartItems.Sum(c => c.Count),
+            Message = cartItems.Count > 0 ? "سبد خرید با موفقیت بازیابی شد" : "سبد خرید خالی است"
+        };
+
+        foreach (var item in cartItems)
+        {
+            // Use Product.ThumbnailPath directly
+            var thumbnailPath = item.Product?.ThumbnailPath ?? string.Empty;
+            var itemPrice = item.Product?.Price ?? 0;
+            var itemDiscount = item.Product?.Discount ?? 0;
+            var finalPrice = itemPrice * (100 - itemDiscount) / 100;
+            var totalItemPrice = finalPrice * item.Count;
+
+            response.Items.Add(new CustomerCartItemModel
+            {
+                Id = item.Id,
+                ProductId = item.ProductId,
+                ProductTitle = item.Product?.Title ?? string.Empty,
+                ProductShortInformation = item.Product?.ShortInfomation ?? string.Empty, // Typo in DB: ShortInfomation
+                ProductPrice = itemPrice,
+                ProductDiscount = itemDiscount,
+                ProductThumbnailPath = thumbnailPath,
+                Count = item.Count,
+                TotalItemPrice = totalItemPrice,
+                Created = item.Created
+            });
+
+            response.TotalPrice += totalItemPrice;
+        }
+
+        return response;
+    }
+}

src/CMSMicroservice.Application/DiscountShopCQ/Queries/GetCustomerCart/GetCustomerCartQueryResponse.cs

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+namespace CMSMicroservice.Application.DiscountShopCQ.Queries.GetCustomerCart;
+
+public class GetCustomerCartQueryResponse
+{
+    public List<CustomerCartItemModel> Items { get; set; } = new();
+    public long TotalPrice { get; set; }
+    public int TotalItemsCount { get; set; }
+    public string Message { get; set; } = string.Empty;
+}
+
+public class CustomerCartItemModel
+{
+    public long Id { get; set; }
+    public long ProductId { get; set; }
+    public string ProductTitle { get; set; } = string.Empty;
+    public string ProductShortInformation { get; set; } = string.Empty;
+    public long ProductPrice { get; set; }
+    public int ProductDiscount { get; set; }
+    public string ProductThumbnailPath { get; set; } = string.Empty;
+    public int Count { get; set; }
+    public long TotalItemPrice { get; set; }
+    public DateTime Created { get; set; }
+}