fix: 移除未使用的FloatingBubble组件并更新课程列表标题逻辑

更新课程列表页面以动态显示组合标题
移除components.d.ts中未使用的VanFloatingBubble类型声明

@@ -52,7 +52,6 @@ declare module 'vue' {
     VanDropdownMenu: typeof import('vant/es')['DropdownMenu']
     VanEmpty: typeof import('vant/es')['Empty']
     VanField: typeof import('vant/es')['Field']
-    VanFloatingBubble: typeof import('vant/es')['FloatingBubble']
     VanForm: typeof import('vant/es')['Form']
     VanIcon: typeof import('vant/es')['Icon']
     VanImage: typeof import('vant/es')['Image']

 <!--
  * @Date: 2025-03-21 14:31:21
  * @LastEditors: hookehuyr hookehuyr@gmail.com
- * @LastEditTime: 2025-10-21 17:12:13
+ * @LastEditTime: 2025-10-22 16:33:19
  * @FilePath: /mlaj/src/views/courses/CourseListQRPage.vue
  * @Description: 课程列表页面 - 支持列表和卡片两种显示模式
 -->
 <template>
-  <AppLayout title="课程列表">
+  <AppLayout :title="combinationTitle">
     <div class="pb-16">
       <!-- Course List -->
       <div class="px-4">
@@ -42,6 +42,8 @@ const loading = ref(false);
 
 // 显示类型，默认列表模式
 const displayType = ref('list');
+// 组合课程标题
+const combinationTitle = ref('');
 
 // 获取URL参数中的ID
 const courseId = computed(() => {
@@ -63,6 +65,7 @@ const loadCourses = async () => {
     if (res.code) {
       courses.value = res.data.group_list;
       displayType.value = res.data.display_mode;
+      combinationTitle.value = res.data.title || '课程列表';
     }
   } catch (error) {
     console.error('加载课程失败:', error);