首页新增 what‘s new 入口，维护一个 changelog 文档

client/src/pages/Home.tsx

@@ -44,6 +44,7 @@ import {
   SquareArrowRightEnter,
   SquareArrowRightExit,
   FileMusic,
+  BookOpenCheck,
   Minus,
   Plus,
 } from "lucide-react";
@@ -954,6 +955,11 @@ export default function Home() {
             thumbnail={`${import.meta.env.BASE_URL}images/vu/vu${(ds.vu ?? 0) + 1}.png`}
             onClick={() => setLocation("/vu")}
           />
+          <ListRow
+            icon={<BookOpenCheck size={18} />}
+            label={homeText.changelog ?? "更新说明"}
+            onClick={() => setLocation("/changelog")}
+          />
         </div>
       </div>