doc: add LLM AI Skills, MCP, A2A / 文档：新增大模型 AI Skills, MCP, A2A 入口

Thanks to Upstash Context7 and YRO.ai ~
感谢 Upstash Context7 和 YRO.ai ~

#864
  
#861

Author: TommyLemon

README-Chinese.md

@@ -14,6 +14,9 @@ This source code is licensed under the Apache License Version 2.0 <br/>
   <a href="https://search.bilibili.com/all?keyword=APIJSON">视频教程</a>
   <a href="http://apijson.cn/api">测试用例</a>
   <a href="https://deepwiki.com/Tencent/APIJSON">AI 问答</a>
+  <a href="https://context7.com/tencent/apijson">Skills</a>
+  <a href="https://yro.ai/agents/apijson">MCP</a>
+  <a href="https://yro.ai/agents/apijson">A2A</a>
 </p>
 <p align="center" >
   <a href="https://github.com/APIJSON/APIJSON-Demo/tree/master/MySQL"><img src="https://img.shields.io/badge/MySQL-5.7%2B-brightgreen.svg?style=flat"></a>