Initial commit: HelpDesk ICHN - .NET 10 backend + Next.js 16 frontend

backend/HelpDesk.Models/DTOs/GroupDtos.cs

@@ -0,0 +1,16 @@
+namespace HelpDesk.Models.DTOs;
+
+public class GroupDto
+{
+    public Guid Id { get; set; }
+    public string Name { get; set; } = string.Empty;
+    public string? Description { get; set; }
+    public bool IsActive { get; set; }
+    public DateTime CreatedAt { get; set; }
+}
+
+public class CreateGroupRequest
+{
+    public string Name { get; set; } = string.Empty;
+    public string? Description { get; set; }
+}