通知与推荐功能,css样式优化

Change-Id: I33d934bfdca88b7a8e6742be2a3c7323d28ffbcf
diff --git a/src/api/announcement.js b/src/api/announcement.js
index 6213d10..e67a7d5 100644
--- a/src/api/announcement.js
+++ b/src/api/announcement.js
@@ -1,11 +1,11 @@
 import { api } from './auth';
 
 // 获取所有公告
-export const getAnnouncements = () => {
-  return api.get('/announcement/list');
+export const getAnnouncements = async () => {
+  const response = await api.get('/announcement/list');
+  return response.data.data.announcements; // 提取嵌套的公告数组
 };
 
-
 export const postAnnouncement = (data) => {
   // 创建 FormData 对象
   const formData = new FormData();