feat(auth): Update auth page layout

The width of the authentication page is adjusted to occupy the full width of the viewport to enhance usability. This layout update ensures consistency for different screen sizes.

src/app/auth/page.tsx

@@ -3,7 +3,7 @@ import Image from "next/image";
 
 export default function AuthPage() {
 	return (
-		<main className="flex flex-col items-center justify-start h-full w-2/4">
+		<main className="flex flex-col items-center justify-start h-full w-full">
 			<AuthForms />
 		</main>
 	);