refactor: reorganize feature modules with consistent naming conventions and flattened structure

src/features/auth/AuthPage.client.js

@@ -0,0 +1,12 @@
+'use client';
+
+/**
+ * Auth Pages Export for Next.js App Router
+ * 
+ * This exports the auth client components.
+ * Users must create their own server component wrapper that imports the actions.
+ */
+
+export { default as AuthPagesClient } from './components/AuthPages.js';
+export { default as AuthPagesLayout } from './components/AuthPagesLayout.js';
+