init: First version

app/loading.tsx

@@ -0,0 +1,12 @@
+import Image from "next/image";
+import React from "react";
+import { spinner } from "./_assets/illustrations";
+import cls from "./loading.module.scss";
+
+const LoadingPage: React.FC = () => (
+	<div className={ cls.root } role="alert" aria-label="Loading page">
+		<Image src={ spinner.src } alt={ spinner.alt } priority unoptimized />
+	</div>
+);
+
+export default LoadingPage;