feat: replace image

Author: Doc94

src/assets/images/404.png

@@ -1,7 +1,7 @@
 ---
 import Layout from "@/layouts/Layout.astro";
 import { Image } from "astro:assets";
-import NotFoundImage from "@/assets/images/404.png";
+import NotFoundImage from "@/assets/images/404.webp";
 ---
 
 <Layout title="404 - Page Not Found" keywords={["404"]} description="The page you are looking for does not exist." canonical="/404">