diff --git a/package.json b/package.json
index ede8f7fc..290354d3 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
     "start:service": "cd server && pnpm run start:service",
     "build": "concurrently npm:build:web npm:build:server && cp -r client/web/dist/* server/dist/public && cp -r client/web/dist/* server/dist/public",
     "build:web": "cd client/web && pnpm run build",
-    "build:server": "cd server && pnpm run build && echo \"Install server side plugin:\" && pnpm run plugin:install com.msgbyte.tasks com.msgbyte.linkmeta com.msgbyte.github com.msgbyte.simplenotify && mkdir -p ./dist/public && cp -r ./public/plugins ./dist/public && cp ./public/registry-be.json ./dist/public",
+    "build:server": "cd server && pnpm run build && echo \"Install server side plugin:\" && pnpm run plugin:install com.msgbyte.tasks com.msgbyte.linkmeta com.msgbyte.github com.msgbyte.simplenotify com.msgbyte.topic && mkdir -p ./dist/public && cp -r ./public/plugins ./dist/public && cp ./public/registry-be.json ./dist/public",
     "check:type": "concurrently npm:check:type:client npm:check:type:server",
     "check:type:client": "cd client/web && tsc --noEmit",
     "check:type:server": "cd server && tsc --noEmit",
diff --git a/server/plugins/com.msgbyte.topic/services/topic.service.ts b/server/plugins/com.msgbyte.topic/services/topic.service.ts
index e24b96f2..f00b51de 100644
--- a/server/plugins/com.msgbyte.topic/services/topic.service.ts
+++ b/server/plugins/com.msgbyte.topic/services/topic.service.ts
@@ -1,12 +1,5 @@
 import _ from 'lodash';
-import {
-  TcService,
-  TcDbService,
-  TcContext,
-  GroupPanelType,
-  db,
-  call,
-} from 'tailchat-server-sdk';
+import { TcService, TcDbService, TcContext, call } from 'tailchat-server-sdk';
 import type { GroupTopicDocument, GroupTopicModel } from '../models/topic';
 
 /**