Update doc typos and show quick-start tab as default.

docs/4.0/docs/quick-start/install-db-with-database.md → docs/4.0/docs/quick-start/use-database.md

@@ -2,7 +2,7 @@
 sidebar_position: 4
 ---
 
-# Use Database App
+# Use Database
 
 Databases are fundamental tools for data management, designed for efficient storage and access. Sealos offers a user-friendly database interface, eliminating the complexities of command-line operations. This assists in managing an array of databases, such as relational databases, NoSQL, vector databases, and streaming databases. With just a few clicks in the "[Database](/guides/dbprovider/dbprovider.md)" app, you can seamlessly create a variety of databases, including MySQL, PostgreSQL, MongoDB, Redis, and many more.
 

docs/4.0/docs/quick-start/use-a-template.md → docs/4.0/docs/quick-start/use-template.md

@@ -2,7 +2,7 @@
 sidebar_position: 1
 ---
 
-# Use a template
+# Use Template
 
 This guide will show you how to use templates to fast-track applications deployment. and maximize Sealos's features.
 

docs/4.0/i18n/zh-Hans/quick-start/install-db-with-database.md → docs/4.0/i18n/zh-Hans/quick-start/use-database.md

@@ -2,7 +2,7 @@
 sidebar_position: 4
 ---
 
-# 安装数据库应用
+# 使用数据库
 
 数据库是数据管理的重要手段 , 可用于高效地存储和访问数据。Sealos 提供了一个简单易用的数据库前端应用，屏蔽了繁琐的命令行操作，帮助你管理关系数据库、NoSQL、向量数据库和流数据库等各种类型的数据库。你只需通过「[数据库](/guides/dbprovider/dbprovider.md)」应用就能轻松创建各种数据库，包括 MySQL、PostgreSQL、MongoDB、Redis 等多种类型的数据库。
 

docs/4.0/sidebar.json

@@ -6,6 +6,8 @@
     "link": {
       "type": "generated-index"
     },
+    "collapsible": true,
+    "collapsed": false,
     "items": [
       {
         "type": "autogenerated",
@@ -29,7 +31,7 @@
           "type": "generated-index"
         },
         "collapsible": true,
-        "collapsed": false,
+        "collapsed": true,
         "items": [
           {
             "type": "autogenerated",