feat: create creature interface

Client/Domain/Entities/CreatureInterface.cs

@@ -0,0 +1,19 @@
+using Client.Domain.ValueObjects;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Client.Domain.Entities
+{
+    public interface CreatureInterface : INotifyPropertyChanged
+    {
+        uint Id { get; set; }
+        Transform Transform { get; set; }
+        string Name { get; }
+        string BriefInfo { get; }
+
+    }
+}