修复了一些字段名错误的问题

backend/view.py

@@ -320,13 +320,14 @@ class GetAdminUserListView(APIView):
             page = int(request.data.get('page', 1))
             page_size = int(request.data.get('pageSize', 20))
 
+            # UserType 是 @property 非数据库字段，不能用 filter；
+            # KefuProfile__isnull=False 已确保只查到客服用户
             users = User.query.filter(
-                user_type='kefu',
                 KefuProfile__isnull=False
             ).select_related('KefuProfile')
 
             if phone:
-                users = users.filter(phone__icontains=phone)
+                users = users.filter(Phone__icontains=phone)
             if nicheng:
                 users = users.filter(KefuProfile__nicheng__icontains=nicheng)
 
@@ -344,11 +345,11 @@ class GetAdminUserListView(APIView):
                         User.objects.filter(UserUUID__in=user_uuids)
                         .values_list('Phone', flat=True)
                     )
-                    users = users.filter(phone__in=user_phones)
+                    users = users.filter(Phone__in=user_phones)
                 else:
                     users = users.none()
 
-            users = users.order_by('-create_time')
+            users = users.order_by('-UserCreateTime')
             paginator = Paginator(users, page_size)
             page_obj = paginator.get_page(page)