moving v2 to top level

src/app/course/[courseName]/modules/[moduleName]/assignment/[assignmentName]/loading.tsx

@@ -0,0 +1,10 @@
+import { Spinner } from "@/components/Spinner";
+import React from "react";
+
+export default function Loading() {
+  return (
+    <div>
+      <Spinner />
+    </div>
+  );
+}