feat: 统一资源管理

src/components/TutorialCarousel.vue

@@ -127,12 +127,13 @@ onMounted(async () => {
       let thumbnail: string | undefined;
       
       try {
-        // 获取实验的封面资源
-        const resourceList = await client.getExamResourceList(exam.id, 'cover');
+        // 获取实验的封面资源（模板资源）
+        const resourceClient = AuthManager.createAuthenticatedResourceClient();
+        const resourceList = await resourceClient.getResourceList(exam.id, 'cover', 'template');
         if (resourceList && resourceList.length > 0) {
           // 使用第一个封面资源
           const coverResource = resourceList[0];
-          const fileResponse = await client.getExamResourceById(coverResource.id);
+          const fileResponse = await resourceClient.getResourceById(coverResource.id);
           // 创建Blob URL作为缩略图
           thumbnail = URL.createObjectURL(fileResponse.data);
         }