Fix docs search.

apps/docs/app/api/search/route.ts

@@ -1,19 +1,56 @@
-import { createFromSource } from "fumadocs-core/search/server";
+import { structure } from "fumadocs-core/mdx-plugins";
+import {
+	type AdvancedIndex,
+	createSearchAPI,
+} from "fumadocs-core/search/server";
+import remarkMdx from "remark-mdx";
+import type { AsyncPageData } from "@/app/docs/[[...slug]]/page";
 import { source } from "@/lib/source";
 
 export const dynamic = "force-dynamic";
 
 // Lazy initialization to avoid build-time errors with async source
-let searchHandler: ReturnType<typeof createFromSource> | null = null;
+let searchApi: ReturnType<typeof createSearchAPI<"advanced">> | null = null;
 
-function getSearchHandler() {
-	if (!searchHandler) {
-		searchHandler = createFromSource(source);
+async function buildIndexes(): Promise<AdvancedIndex[]> {
+	const pages = source.getPages();
+
+	const results = await Promise.all(
+		pages.map(async (page): Promise<AdvancedIndex | null> => {
+			try {
+				const pageData = page.data as AsyncPageData;
+				if (!pageData.getText) {
+					return null;
+				}
+
+				const processed = await pageData.getText("processed");
+
+				return {
+					id: page.url,
+					title: pageData.title ?? "",
+					description: pageData.description ?? "",
+					url: page.url,
+					structuredData: structure(processed, [remarkMdx]),
+				};
+			} catch {
+				console.error(`Failed to index page: ${page.url}`);
+				return null;
+			}
+		}),
+	);
+
+	return results.filter((index): index is AdvancedIndex => index !== null);
+}
+
+async function getSearchAPI() {
+	if (!searchApi) {
+		const indexes = await buildIndexes();
+		searchApi = createSearchAPI("advanced", { indexes });
 	}
-	return searchHandler;
+	return searchApi;
 }
 
-export function GET(request: Request) {
-	const handler = getSearchHandler();
-	return handler.GET(request);
+export async function GET(request: Request) {
+	const api = await getSearchAPI();
+	return api.GET(request);
 }

apps/docs/app/docs/[[...slug]]/page.tsx

@@ -8,7 +8,7 @@ import { onRateDocs } from "@/lib/feedback-action";
 import { getPageImage, source } from "@/lib/source";
 import { getMDXComponents } from "@/mdx-components";
 
-type AsyncPageData = DocMethods & {
+export type AsyncPageData = DocMethods & {
 	title?: string;
 	description?: string;
 	load: () => Promise<DocData>;

apps/docs/source.config.ts

@@ -5,6 +5,9 @@ export const docs = defineDocs({
 	docs: {
 		schema: frontmatterSchema,
 		async: true,
+		postprocess: {
+			includeProcessedMarkdown: true,
+		},
 	},
 	meta: {
 		schema: metaSchema,