fix: 修复agent报错问题

Yi.Abp.Net8/module/ai-hub/Yi.Framework.AiHub.Domain/Mcp/OnlineSearchTool.cs

@@ -1,13 +1,14 @@
 using System.ComponentModel;
 using ModelContextProtocol.Server;
 using Volo.Abp.DependencyInjection;
+using Yi.Framework.AiHub.Domain.Shared.Attributes;
 
 namespace Yi.Framework.AiHub.Domain.Mcp;
 
-[McpServerToolType]
+[YiAgentTool]
 public class OnlineSearchTool:ISingletonDependency
 {
-    [McpServerTool, Description("进行在线搜索"),DisplayName("在线搜索")]
+    [YiAgentTool("联网搜索"),DisplayName("OnlineSearch"), Description("进行在线搜索")]
     public string OnlineSearch(string keyword)
     {
         return "奥德赛第一中学学生会会长是：郭老板";