docs(readme): link the docs site from both READMEs (#85)

Author: luoxuanzao

README.md

@@ -1,6 +1,6 @@
 # Qoderian
 
-[English](README.md) | [中文](README.zh-CN.md)
+[English](README.md) | [中文](README.zh-CN.md) · [Docs](https://qoderai.github.io/Qoderian/docs/introduction)
 
 An Obsidian plugin that embeds [Qoder CLI](https://qoder.com) (`qodercli`) in your vault. Your vault becomes the agent's working directory — file read/write, search, bash, and multi-step workflows all work out of the box.
 

README.zh-CN.md

@@ -1,6 +1,6 @@
 # Qoderian
 
-[English](README.md) | 中文
+[English](README.md) | 中文 · [文档](https://qoderai.github.io/Qoderian/zh-Hans/docs/introduction)
 
 一个把 [Qoder CLI](https://qoder.com)（`qodercli`）嵌入 Obsidian 仓库的插件。你的仓库就是智能体的工作目录——文件读写、检索、bash 和多步工作流开箱即用。