namespace LingAdmin.API.DTOs; public class ApiResponse { public int Code { get; set; } public string Message { get; set; } = string.Empty; public T? Data { get; set; } public static ApiResponse Success(T data, string message = "success") { return new ApiResponse { Code = 200, Message = message, Data = data }; } public static ApiResponse Error(string message, int code = 400) { return new ApiResponse { Code = code, Message = message }; } }