diff --git a/.gitignore b/.gitignore
index b74c187..e060d82 100644
--- a/.gitignore
+++ b/.gitignore
@@ -54,5 +54,4 @@ reading-platform-frontend/src/components.d.ts
 .cursor/rules/generated-api-readonly.mdc
 .cursor/rules/frontend-api-orval-usage.mdc
 reading-platform-frontend/src/components.d.ts
-reading-platform-frontend/src/components.d.ts
-reading-platform-frontend/src/components.d.ts
+reading-platform-frontend/api-spec.yml
\ No newline at end of file
diff --git a/reading-platform-frontend/.gitignore b/reading-platform-frontend/.gitignore
index 7564789..5f445e6 100644
--- a/reading-platform-frontend/.gitignore
+++ b/reading-platform-frontend/.gitignore
@@ -4,4 +4,5 @@ dist/
 
 # api-spec.json 是 api:fetch 的中间产物，转成 yml 后删除
 api-spec.json
-/src/components.d.ts
+src/components.d.ts
+api-spec.yml
\ No newline at end of file
diff --git a/reading-platform-frontend/src/components.d.ts b/reading-platform-frontend/src/components.d.ts
index e4e3360..814eb17 100644
--- a/reading-platform-frontend/src/components.d.ts
+++ b/reading-platform-frontend/src/components.d.ts
@@ -40,6 +40,7 @@ declare module 'vue' {
     AMenuDivider: typeof import('ant-design-vue/es')['MenuDivider']
     AMenuItem: typeof import('ant-design-vue/es')['MenuItem']
     AModal: typeof import('ant-design-vue/es')['Modal']
+    APageHeader: typeof import('ant-design-vue/es')['PageHeader']
     APagination: typeof import('ant-design-vue/es')['Pagination']
     APopconfirm: typeof import('ant-design-vue/es')['Popconfirm']
     AProgress: typeof import('ant-design-vue/es')['Progress']
@@ -50,6 +51,7 @@ declare module 'vue' {
     ARow: typeof import('ant-design-vue/es')['Row']
     ASelect: typeof import('ant-design-vue/es')['Select']
     ASelectOption: typeof import('ant-design-vue/es')['SelectOption']
+    ASkeleton: typeof import('ant-design-vue/es')['Skeleton']
     ASpace: typeof import('ant-design-vue/es')['Space']
     ASpin: typeof import('ant-design-vue/es')['Spin']
     AStatistic: typeof import('ant-design-vue/es')['Statistic']
diff --git a/reading-platform-frontend/src/views/teacher/DashboardView.vue b/reading-platform-frontend/src/views/teacher/DashboardView.vue
index 05f2103..e39976f 100644
--- a/reading-platform-frontend/src/views/teacher/DashboardView.vue
+++ b/reading-platform-frontend/src/views/teacher/DashboardView.vue
@@ -33,7 +33,7 @@
             <HomeOutlined />
           </div>
           <div class="stat-info">
-            <div class="stat-value">{{ stats.classCount }}</div>
+            <div class="stat-value">{{ stats?.classCount || '' }}</div>
             <div class="stat-label">我的班级</div>
           </div>
         </div>
@@ -42,7 +42,7 @@
             <TeamOutlined />
           </div>
           <div class="stat-info">
-            <div class="stat-value">{{ stats.studentCount }}</div>
+            <div class="stat-value">{{ stats?.studentCount || '' }}</div>
             <div class="stat-label">我的学生</div>
           </div>
         </div>
@@ -51,7 +51,7 @@
             <ReadOutlined />
           </div>
           <div class="stat-info">
-            <div class="stat-value">{{ stats.lessonCount }}</div>
+            <div class="stat-value">{{ stats?.lessonCount || '' }}</div>
             <div class="stat-label">授课次数</div>
           </div>
         </div>
@@ -60,7 +60,7 @@
             <AppstoreOutlined />
           </div>
           <div class="stat-info">
-            <div class="stat-value">{{ stats.courseCount }}</div>
+            <div class="stat-value">{{ stats?.courseCount || '' }}</div>
             <div class="stat-label">使用课程</div>
           </div>
         </div>