docs: update coco (#25)

* docs: update coco

* docs: update coco

Author: RainyNight9

content/english/posts/2025/04-28-product-released-coco-ai-v0.4.md

@@ -49,7 +49,7 @@ You can create your own personal AI Assistant with Coco AI~
 - **Scalable & Open**: Easily integrate your own data into Coco AI via APIs and extend functionality with custom data connectors.
 - **Widget Integration**: Support for external site integration through widgets, allowing seamless embedding of Coco AI functionality into third-party websites. 
 
-## Coco App Client 0.4.0
+## Coco App  v0.4.0
 
 ### Breaking changes
 
@@ -115,7 +115,7 @@ You can create your own personal AI Assistant with Coco AI~
 
 ![start-app](/images/posts/2025/coco-v0.4/start-2.png)
 
-## Coco Server 0.4.0
+## Coco Server v0.4.0
 
 ### Breaking changes  
 

content/english/posts/2025/06-11-product-released-coco-ai-v0.5.md

@@ -52,7 +52,7 @@ You can create your own personal AI Assistant with Coco AI~
 - **Pizza-based Application Search**: Advanced application search powered by Pizza technology for more accurate and context-aware results.
 - **AI Command Quick Access**: Streamlined access to AI capabilities through quick commands, improving workflow efficiency and productivity.
 
-## Coco App Client 0.5
+## Coco App v0.5
 
 ### 🚀 Features
 
@@ -143,7 +143,7 @@ You can create your own personal AI Assistant with Coco AI~
 
 ![search-menu](/images/posts/2025/coco-v0.5/ai-quick.gif)
 
-## Coco Server 0.5
+## Coco Server v0.5
 
 ### 🚀 Features