add java wechaty badge

Author: huan

README.md

@@ -5,6 +5,7 @@
 Java Wechaty Starter Project Template that Works Out-of-the-Box
 
 [![Gitpod Ready-to-Code](https://img.shields.io/badge/Gitpod-Ready--to--Code-blue?logo=gitpod)](https://gitpod.io/#https://github.com/wechaty/java-wechaty-getting-started) 
+[![Wechaty in Java](https://img.shields.io/badge/Wechaty-Java-blue)](https://github.com/wechaty/java-wechaty)
 
 ## Connecting Chatbots
 
@@ -53,6 +54,14 @@ make bot
 - [Java Wechaty Getting Started](https://github.com/wechaty/java-wechaty-getting-started)
 - [Go Wechaty Getting Started](https://github.com/wechaty/go-wechaty-getting-started)
 
+## Badge
+
+[![Wechaty in Java](https://img.shields.io/badge/Wechaty-Java-blue)](https://github.com/wechaty/java-wechaty)
+
+```md
+[![Wechaty in Java](https://img.shields.io/badge/Wechaty-Java-blue)](https://github.com/wechaty/java-wechaty)
+```
+
 ## Maintainers
 
 [@wechaty/java](https://github.com/orgs/wechaty/teams/java/members)