Add Agent Studio to clients page (#430)

Author: sxhxliang

docs/get-started/clients.mdx

@@ -5,6 +5,7 @@ description: "Clients implementing the Agent Client Protocol."
 
 The following clients can be used with an ACP Agent:
 
+- [Agent Studio](https://github.com/sxhxliang/agent-studio)
 - [Agmente](https://agmente.halliharp.com) (iOS)
 - [AionUi](https://github.com/iOfficeAI/AionUi)
 - [aizen](https://aizen.win)