Add README.md

modules/nodejs-agent/README.md

+# Skywalking Nodejs Agent
+
+
+<img src="https://skywalkingtest.github.io/page-resources/3.0/skywalking.png" alt="Sky Walking logo" height="90px" align="right" />
+
+SkyWalking Node.js is the Node.js instrumentation agent, which is compatible with [Apache SkyWalking(Incubating) APM](https://github.com/apache/incubator-skywalking) backend and others compatible agents/SDKs.
+
+[![Build Status](https://travis-ci.org/OpenSkywalking/skywalking-nodejs.svg?branch=master)](https://travis-ci.org/OpenSkywalking/skywalking-nodejs)
+
+## Documents
+* [Document in English](../docs/README.md)
+
+## Support List
+1. [Http](https://nodejs.org/api/http.html)
+2. [Mysql](https://github.com/mysqljs/mysql)
+3. [Egg](https://github.com/eggjs/egg)
+
+## Contact Us
+* Submit an issue
+* Mail list: dev@skywalking.apache.org
+* [Gitter](https://gitter.im/openskywalking/Lobby)
+* QQ Group: 392443393
+
+ ## License	 ## License
+ [Apache 2.0](LICENSE.md)