fix usage of Enrichers and Dto Structures ...

Models/Dtos/XAiMessageDto.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations.Schema;
 using xAiModels.Constants;
 using xCommons.Extensions;
 using xModels.Base;
@@ -48,7 +49,8 @@ namespace xAiModels.Models.Dtos
         /// <summary>
         /// Conversation Info ...
         /// </summary>
-        public virtual XAiConversationDto Conversation { get; set; } = null;
+        public virtual string ConversationTitle { get; set; } = null;
+        public virtual XResourceDto ConversationTitleResouce { get; set; } = null;
 
         //
         #region Meta Data Property ...
@@ -57,6 +59,7 @@ namespace xAiModels.Models.Dtos
         /// <summary>
         /// Meta Data of Message ...
         /// </summary>
+        [NotMapped]
         public IDictionary<string, object> Metadata { get; private set; } = null;
 
         /// <summary>