feat: add last modify time at page site (#289)

Author: thinkasany

index.html

@@ -75,6 +75,8 @@
         <script>
             window.$docsify = {
                 name: 'advanced-java',
+                repo: 'doocs/advanced-java',
+                lastModifiedText: '最近更新时间：',
                 maxLevel: 3,
                 auto2top: true,
                 coverpage: true,
@@ -198,6 +200,7 @@
         <script src="https://cdn-doocs.oss-cn-shenzhen.aliyuncs.com/npm/docsify-pagination/dist/docsify-pagination.min.js"></script>
         <script src="https://cdn-doocs.oss-cn-shenzhen.aliyuncs.com/npm/docsify-darklight-theme@latest/dist/index.min.js"></script>
         <script src="https://cdn-doocs.oss-cn-shenzhen.aliyuncs.com/npm/docsify-contributors@latest/dist/index.min.js"></script>
+        <script src="https://cdn-doocs.oss-cn-shenzhen.aliyuncs.com/npm/docsify-lastmodified/index.min.js"></script>
     </body>
 
     <!--