refactor(views): 移除图片标题覆盖层以简化界面

在两个视图组件中注释掉图片标题覆盖层，保持界面简洁

 <!--
  * @Date: 2025-10-30 20:52:19
  * @LastEditors: hookehuyr hookehuyr@gmail.com
- * @LastEditTime: 2025-11-03 15:31:32
+ * @LastEditTime: 2025-11-04 17:11:07
  * @FilePath: /stdj_h5/src/views/Students.vue
  * @Description: 戒子页面 - 图片瀑布流展示
 -->
@@ -32,9 +32,9 @@
                   @load="onImageLoad"
                   @error="onImageError"
                 />
-                <div class="image-overlay">
+                <!-- <div class="image-overlay">
                   <span class="image-title">{{ item.title }}</span>
-                </div>
+                </div> -->
               </div>
             </div>
           </div>

 <!--
  * @Date: 2025-01-01 15:20:00
  * @LastEditors: hookehuyr hookehuyr@gmail.com
- * @LastEditTime: 2025-11-03 15:31:15
+ * @LastEditTime: 2025-11-04 17:11:14
  * @FilePath: /stdj_h5/src/views/Volunteers.vue
  * @Description: 义工页面 - 图片瀑布流展示
 -->
@@ -32,9 +32,9 @@
                   @load="onImageLoad"
                   @error="onImageError"
                 />
-                <div class="image-overlay">
+                <!-- <div class="image-overlay">
                   <span class="image-title">{{ item.title }}</span>
-                </div>
+                </div> -->
               </div>
             </div>
           </div>