feat: use Swug for transition animations instead of ViewTransitions

src/components/Footer.astro

@@ -5,9 +5,9 @@ import {profileConfig} from "../config";
 ---
 
 <div class="card-base max-w-[var(--page-width)] min-h-[4.5rem] rounded-b-none mx-auto flex items-center px-6">
-    <div class="text-50 text-sm">
+    <div class="transition text-50 text-sm">
         © 2023 {profileConfig.name}. All Rights Reserved.
         <br>
-        Powered by <a class="link text-[var(--primary)]" target="_blank" href="https://github.com/saicaca/fuwari">Fuwari</a>
+        Powered by <a class="link text-[var(--primary)] font-medium" target="_blank" href="https://github.com/saicaca/fuwari">Fuwari</a>
     </div>
 </div>