Added author to shape model

dotnet/AipsCore/Domain/Models/Shape/Shape.cs

@@ -1,6 +1,7 @@
 using AipsCore.Domain.Common.ValueObjects;
 using AipsCore.Domain.Models.Shape.Enums;
 using AipsCore.Domain.Models.Shape.ValueObjects;
+using AipsCore.Domain.Models.User.ValueObjects;
 using AipsCore.Domain.Models.Whiteboard.ValueObjects;
 
 namespace AipsCore.Domain.Models.Shape;
@@ -11,17 +12,20 @@ public abstract class Shape
     
     public WhiteboardId WhiteboardId { get; private set; }
     
+    public UserId AuthorId { get; private set; }
+    
     public abstract ShapeType ShapeType { get; }
     
     public Position Position { get; private set; }
 
     public Color Color { get; private set; }
 
-    protected Shape(ShapeId id, WhiteboardId whiteboardId, Position position, Color color)
+    protected Shape(ShapeId id, WhiteboardId whiteboardId, UserId authorId, Position position, Color color)
     {
         Id = id;
         Position = position;
         Color = color;
+        AuthorId = authorId;
         WhiteboardId = whiteboardId;
     }
 
@@ -29,8 +33,9 @@ public abstract class Shape
         string id,
         string whiteboardId,
         int positionX, int positionY,
-        string color)
+        string color, UserId authorId)
     {
+        AuthorId = authorId;
         Id = new ShapeId(id);
         Position = new Position(positionX, positionY);
         Color = new Color(color);