docs: cloud docs

docs-en/05-develop/01-connect/01-python.md

@@ -10,7 +10,7 @@ import TabItem from '@theme/TabItem';
 
 First, you need to install the `taospy` module version >= `2.3.3`. Run the command below in your terminal.
 
-<Tabs>
+<Tabs defaultValue="pip">
 <TabItem value="pip" label="pip">
 
 ```

docs-en/05-develop/01-connect/02-java.md

@@ -9,7 +9,7 @@ import TabItem from '@theme/TabItem';
 ## Add Dependency
 
 
-<Tabs>
+<Tabs defaultValue="maven">
 <TabItem value="maven" label="Maven">
 
 ```xml title="pom.xml"

docs-en/05-develop/01-connect/05-node.md

@@ -5,7 +5,7 @@ title: Connect with Node.js Connector
 
 ## Install Connector
 
-```
+```bash
 npm i td2.0-rest-connector
 ```
 ## Config