update previous examples & add Tanstack Start i18n example

examples/python/app/docs/layout.tsx

@@ -1,11 +1,11 @@
 import { DocsLayout } from 'fumadocs-ui/layouts/docs';
 import type { ReactNode } from 'react';
-import { baseOptions } from '@/app/layout.config';
+import { baseOptions } from '@/lib/layout.shared';
 import { source } from '@/lib/source';
 
 export default function Layout({ children }: { children: ReactNode }) {
   return (
-    <DocsLayout tree={source.pageTree} {...baseOptions}>
+    <DocsLayout tree={source.pageTree} {...baseOptions()}>
       {children}
     </DocsLayout>
   );