📃 docs: 优化首页

src/pages/index.tsx

@@ -29,6 +29,14 @@ function HomepageHeader() {
           </Link>
         </div>
         <h3>&nbsp;</h3>
+        <div className={styles.buttons}>
+          <Link
+            className="button button--secondary button--lg"
+            to="/docs/exam/intro">
+            2025届电子竞赛实验室招新信息 🧑🏼‍💻
+          </Link>
+        </div>
+        <h3>&nbsp;</h3>
         <div className={styles.buttons}>
           <Link
             className="button button--secondary button--lg"