chore: 抢单端UI回退前备份当前完整工作区

Co-authored-by: Cursor <cursoragent@cursor.com>

utils/im-user.js

@@ -24,9 +24,10 @@ export const IM_ROLE_PREFIX = {
   kaoheguan: 'Ds',
 };
 
+import { getDefaultAvatarUrl } from './avatar.js';
+
 export function getDefaultAvatar(app) {
-  const oss = app.globalData.ossImageUrl || '';
-  return oss + (app.globalData.morentouxiang || '');
+  return getDefaultAvatarUrl(app || getApp());
 }
 
 export function getImPrefixForRole(role) {