port mintlify to fumadocs

app/llms.mdx/[[...slug]]/route.ts

@@ -0,0 +1,24 @@
+import { docsLlms, source } from '@/lib/source';
+import { getPageMarkdownUrl } from '@/lib/shared';
+import { notFound } from 'next/navigation';
+
+export const revalidate = false;
+
+export async function GET(_req: Request, { params }: RouteContext<'/llms.mdx/[[...slug]]'>) {
+  const { slug } = await params;
+  // last segment is always `content.md`
+  const page = source.getPage(slug?.slice(0, -1));
+  if (!page) notFound();
+
+  return new Response(await docsLlms.page(page), {
+    headers: {
+      'Content-Type': 'text/markdown; charset=utf-8',
+    },
+  });
+}
+
+export function generateStaticParams() {
+  return source.getPages().map((page) => ({
+    slug: getPageMarkdownUrl(page).segments,
+  }));
+}