update: add sidebar

docs/_sidebar.md

@@ -0,0 +1,19 @@
+<img width="180px" src="https://cyc-1256109796.cos.ap-guangzhou.myqcloud.com/LogoMakr_1J56bI.png">
+
+# effective-java-3rd-chinese
+
+- 本项目包含了 effective-java-3rd 版本的中文翻译版本
+
+<!--<span id="busuanzi_container_site_pv">Site View : <span id="busuanzi_value_site_pv">-->
+
+[![stars](https://badgen.net/github/stars/sjsdfg/effective-java-3rd-chinese?icon=github&color=4ab8a1)](https://github.com/sjsdfg/effective-java-3rd-chinese) [![forks](https://badgen.net/github/forks/sjsdfg/effective-java-3rd-chinese?icon=github&color=4ab8a1)](https://github.com/sjsdfg/effective-java-3rd-chinese)
+
+<span id="busuanzi_container_site_pv">
+    👁️本页总访问次数:<span id="busuanzi_value_site_pv"></span> 
+</span>
+<span id="busuanzi_container_site_uv" > 
+    | 🧑总访客数: <span id="busuanzi_value_site_uv"></span>
+</span>
+
+[Get Started](README.md)
+

docs/index.html

@@ -352,6 +352,7 @@
     <div id="app"></div>
     <script>
     window.$docsify = {
+		loadSidebar: true,
         maxAge: 100,
         name: 'effctive-java-3rd-chinese',
         repo: 'https://github.com/sjsdfg/effctive-java-3rd-chinese',