fix website build

apps/website/app/404/page.tsx

@@ -0,0 +1,22 @@
+import Link from 'next/link';
+
+export default function Custom404Page() {
+  return (
+    <main className="min-h-screen flex items-center justify-center bg-deep-graphite text-white px-6">
+      <div className="max-w-md text-center space-y-4">
+        <h1 className="text-3xl font-semibold">404</h1>
+        <p className="text-sm text-gray-400">
+          This page doesn't exist.
+        </p>
+        <div className="pt-2">
+          <Link
+            href="/"
+            className="inline-flex items-center justify-center rounded-md bg-primary-blue px-4 py-2 text-sm font-medium text-white hover:bg-primary-blue/80 transition-colors"
+          >
+            Drive home
+          </Link>
+        </div>
+      </div>
+    </main>
+  );
+}