增加一些定义

Hotfix/Outer/Demo/RouteMessage/C2Chat_TestMessageRequestHandler.cs

@@ -0,0 +1,15 @@
+using System;
+using Fantasy.Async;
+using Fantasy.Network.Interface;
+
+namespace Fantasy;
+
+public sealed class C2Chat_TestMessageRequestHandler : RouteRPC<ChatUnit, C2Chat_TestMessageRequest, Chat2C_TestMessageResponse>
+{
+    protected override async FTask Run(ChatUnit entity, C2Chat_TestMessageRequest request, Chat2C_TestMessageResponse response, Action reply)
+    {
+        Log.Debug($"C2Chat_TestMessageRequestHandler request = {request}");
+        response.Tag = "Hello RouteRPC";
+        await FTask.CompletedTask;
+    }
+}