Custom 404 page

It ain't pretty, but its better than not giving users any option to go back to the main page.

Author: Jacobdeanr

app/not-found.js

@@ -0,0 +1,10 @@
+import Link from 'next/link'
+
+export default function NotFound() {
+  return <div>
+      <h1>Not found - 404</h1>
+      <div>
+        <Link href="/">Go back to Home</Link>
+      </div>
+  </div>
+}