Added chat templates (#474)

app/MindWork AI Studio/Chat/ContentBlock.cs

@@ -18,15 +18,27 @@ public class ContentBlock
     /// <summary>
     /// The content of the block.
     /// </summary>
-    public IContent? Content { get; init; }
+    public IContent? Content { get; set; }
 
     /// <summary>
     /// The role of the content block in the chat thread, e.g., user, AI, etc.
     /// </summary>
-    public ChatRole Role { get; init; } = ChatRole.NONE;
+    public ChatRole Role { get; set; } = ChatRole.NONE;
 
     /// <summary>
     /// Should the content block be hidden from the user?
     /// </summary>
     public bool HideFromUser { get; set; }
+
+    public ContentBlock DeepClone()
+    {
+        return new()
+        {
+            Time = this.Time,
+            ContentType = this.ContentType,
+            Content = this.Content?.DeepClone(),
+            Role = this.Role,
+            HideFromUser = this.HideFromUser,
+        };
+    }
 }