fix(teacher): 添加匿名用户显示并移除无用图标

移除未使用的图标显示，并在用户名未设置时显示默认的"匿名用户"

@@ -2,7 +2,7 @@
  * @Author: hookehuyr hookehuyr@gmail.com
  * @Date: 2025-01-20 10:00:00
  * @LastEditors: hookehuyr hookehuyr@gmail.com
- * @LastEditTime: 2025-11-07 18:03:23
+ * @LastEditTime: 2025-12-04 13:28:55
  * @FilePath: /mlaj/src/views/teacher/myClassPage.vue
  * @Description: 我的班级页面
 -->
@@ -16,12 +16,12 @@
             <van-image round width="4rem" height="4rem"
               :src="currentUser.avatar || 'https://cdn.ipadbiz.cn/mlaj/images/icon_1.jpeg'" fit="cover" class="mr-3" />
             <div class="flex-1">
-              <h2 class="text-lg font-bold text-gray-800">{{ currentUser.name }}</h2>
-              <div class="flex items-center mt-1">
+              <h2 class="text-lg font-bold text-gray-800">{{ currentUser.name || '匿名用户' }}</h2>
+              <!-- <div class="flex items-center mt-1">
                 <van-icon name="clock-o" size="22" color="#10b981" class="mr-1" />&nbsp;
                 <van-icon name="chat-o" size="22" color="#10b981" class="mr-1" />&nbsp;
                 <van-icon name="comment-circle-o" size="22" color="#10b981" />&nbsp;
-              </div>
+              </div> -->
             </div>
           </div>
         </div>