🚀 perf: use native scrollbar instead of overlayscrollbars, switch waline to cdn import

- remove preload comment configuration
- remove preload meta tags in head
- update 404 page

src/layouts/Layout.astro

@@ -4,7 +4,7 @@ import Footer from '@/components/Footer.astro'
 import Header from '@/components/Header.astro'
 import Navbar from '@/components/Navbar.astro'
 import GithubCard from '@/components/Widgets/GithubCard.astro'
-import PhotoSwipe from '@/components/Widgets/PhotoSwipe.astro'
+// import PhotoSwipe from '@/components/Widgets/PhotoSwipe.astro'
 import themeConfig from '@/config'
 import Head from '@/layouts/Head.astro'
 import { getPageInfo } from '@/utils/page'
@@ -48,6 +48,6 @@ const MarginBottom = isPost && themeConfig.comment?.enabled
     </div>
     <Button supportedLangs={supportedLangs} />
     <GithubCard />
-    <PhotoSwipe />
+    <!-- <PhotoSwipe /> -->
   </body>
 </html>