add image upload

public class GiftCardCreateDto

{

    public int Discount { get; set; }

    public string Name { get; set; }

    public string Name { get; set; } = "";

    public int CouponsCount { get; set; }

    public DateTime? StartDateTime { get; set; }

    public DateTime? ExpiryDateTime { get; set; }

public class GiftCardDetailDto : GiftCardViewDto

{

    public int Id { get; set; }

    public List<CouponCodeDto> CouponCodes { get; set; } = [];

}

 No newline at end of file

public class GiftCardEditDto

{

    public int Id { get; set; }

    public string Name { get; set; }

    public string Name { get; set; } = "";

    public int Discount { get; set; }

    public int CouponsCount { get; set; }

    public DateTime? StartDateTime { get; set; }

public class GiftCardViewDto

{

    public int Id { get; set; }

    public string Name { get; set; }

    public string Name { get; set; } = "";

    public int Discount { get; set; }

    public int CouponsCount { get; set; }

    public DateTime? StartDateTime { get; set; }

public class ProductImageDto : ProductDto

{

    public required string ImageValue { get; set; }

    public string? ImageValue { get; set; }

}