Revert "Unify workspace dropdowns; Update layouts (#458)"

This reverts commit 4bc8448a1d.

apps/web/app/error.tsx

@@ -0,0 +1,35 @@
+'use client';
+
+import { useCaptureException } from '@kit/monitoring/hooks';
+import { useUser } from '@kit/supabase/hooks/use-user';
+
+import { SiteHeader } from '~/(marketing)/_components/site-header';
+import { ErrorPageContent } from '~/components/error-page-content';
+
+const ErrorPage = ({
+  error,
+  reset,
+}: {
+  error: Error & { digest?: string };
+  reset: () => void;
+}) => {
+  useCaptureException(error);
+
+  const user = useUser();
+
+  return (
+    <div className={'flex h-screen flex-1 flex-col'}>
+      <SiteHeader user={user.data} />
+
+      <ErrorPageContent
+        statusCode={'common:errorPageHeading'}
+        heading={'common:genericError'}
+        subtitle={'common:genericErrorSubHeading'}
+        backLabel={'common:goBack'}
+        reset={reset}
+      />
+    </div>
+  );
+};
+
+export default ErrorPage;