Simplify the onboardinf flow components

frontend/src/pages/onboarding/OnboardingPage.tsx

@@ -0,0 +1,25 @@
+import React from 'react';
+import { OnboardingWizard } from '../../components/domain/onboarding';
+import { PublicLayout } from '../../components/layout';
+
+const OnboardingPage: React.FC = () => {
+  return (
+    <PublicLayout 
+      variant="full-width"
+      maxWidth="full"
+      headerProps={{
+        showThemeToggle: true,
+        showAuthButtons: false,
+        variant: "minimal"
+      }}
+    >
+      <div className="min-h-screen bg-[var(--bg-primary)] py-8">
+        <div className="container mx-auto px-4">
+          <OnboardingWizard />
+        </div>
+      </div>
+    </PublicLayout>
+  );
+};
+
+export default OnboardingPage;

frontend/src/pages/onboarding/index.ts

@@ -0,0 +1 @@
+export { default as OnboardingPage } from './OnboardingPage';