docs: link

README.md

@@ -26,12 +26,14 @@ go get -u github.com/gorilla/websocket
     + [Route compression](./docs/route_compression.md)
     + [Communication protocol](./docs/communication_protocol.md)
     + [Design patterns](./docs/design_patterns.md)
+    + [API Reference(Server)](https://godoc.org/github.com/lonnng/nano)
     + [How to integrate `Lua` into `Nano` component(incomplete)](.)
 
 - 简体中文
     + [如何构建你的第一个nano应用](./docs/get_started_zh_CN.md)
     + [路由压缩](./docs/route_compression_zh_CN.md)
     + [通信协议](./docs/communication_protocol_zh_CN.md)
+    + [API参考(服务器)](https://godoc.org/github.com/lonnng/nano)
     + [如何将`lua`脚本集成到`nano`组件中(未完成)](.)
 
 ## Community