refactor(dto): move app models into dto layer

src/data/dto/chat/index.ts

@@ -3,6 +3,7 @@
  */
 
 export * from "./chat_history_response";
+export * from "./chat_list_item";
 export * from "./chat_message";
 export * from "./chat_send_response";
 export * from "./chat_sync_data";
@@ -12,3 +13,4 @@ export * from "./image_upload_response";
 export * from "./send_message_request";
 export * from "./stt_data";
 export * from "./sync_message";
+export * from "./ui_message";