refactor: `ChatHome` is a service - Aligned code
[demos/kafka/chat] / src / main / java / de / juplo / kafka / chat / backend / domain /
drwxr-xr-x   ..
-rw-r--r-- 376 ChatHomeService.java
-rw-r--r-- 3113 ChatRoomData.java
-rw-r--r-- 435 ChatRoomInfo.java
-rw-r--r-- 408 ChatRoomService.java
-rw-r--r-- 568 Message.java
drwxr-xr-x - exceptions