feat: add egg link & badge (#114)

feat: add egg link & badge

Author: thonatos

README.md

@@ -1,10 +1,12 @@
 # cnode
 
+[![powered by Egg.js][egg-image]][egg]
 [![build status][travis-image]][travis-url]
 [![Test coverage][codecov-image]][codecov-url]
 [![David deps][david-image]][david-url]
 [![Known Vulnerabilities][snyk-image]][snyk-url]
 
+[egg-image]: https://img.shields.io/badge/Powered%20By-Egg.js-ff69b4.svg?style=flat-square
 [travis-image]: https://img.shields.io/travis/cnodejs/egg-cnode.svg?style=flat-square
 [travis-url]: https://travis-ci.org/cnodejs/egg-cnode
 [codecov-image]: https://img.shields.io/codecov/c/github/cnodejs/egg-cnode.svg?style=flat-square

app/public/images/egg-logo.png

@@ -88,6 +88,11 @@
     </div>
     <div class='inner'>
       <ol class="friendship-community">
+        <li>
+          <a href="https://eggjs.org/" target="_blank">
+            <img src="<%- helper.staticFile('/public/images/egg-logo.png') %>">
+          </a>
+        </li>
         <li>
           <a href="https://ruby-china.org/" target="_blank">
             <img src="<%- helper.staticFile('/public/images/ruby-china-20150529.png') %>">