移除2020，2021往届回顾

src/constants/info.js

@@ -20,7 +20,7 @@ export const menu = [
     name: '往届回顾',
     link: '/',
     showSubMenu: true,
-    history: [{ year: 2022, link: 'http://chinaosc.ccf.org.cn/'}, { year: 2021, link: 'http://chinasoft.ccf.org.cn/2021/schedule/science/1.html'}, { year: 2020, link: 'http://chinasoft2020.cqu.edu.cn/index.htm'}]
+    history: [{ year: 2022, link: 'http://chinaosc.ccf.org.cn/'}]
   },
   {
     name: '联系我们',

src/layouts/footer.jsx

@@ -29,7 +29,7 @@ function Footer(){
       </div>
     </div>
     <div className={ style.copyright }>
-      Powered by Trustie 湘ICP备17009477号
+     Powered by Trustie  <a href="https://beian.miit.gov.cn/">湘ICP备17009477号</a>
     </div>
   </div>
 }