Replace Algolia with Fumadocs built-in search

.env.local.example

@@ -10,10 +10,5 @@ OPENAI_API_KEY=
 # Falls back to OPENAI_API_KEY if not set
 ANTHROPIC_API_KEY=
 
-# Algolia search (search API key is public/read-only)
-NEXT_PUBLIC_ALGOLIA_APP_ID=
-NEXT_PUBLIC_ALGOLIA_SEARCH_API_KEY=
-NEXT_PUBLIC_ALGOLIA_INDEX_NAME=
-
 # Required for Contact Sales form submission (n8n → Attio pipeline)
 NEXT_PUBLIC_ATTIO_WEBHOOK_URL=

CLAUDE.md

@@ -36,7 +36,7 @@ Run a script directly with `bun scripts/<name>.ts` (never `tsx`, `npx`, `pnpm`,
 - **`lib/`** — fumadocs source/layout config, toolkit data/slug/static-param helpers, integration catalog, glossary remark plugin, `remark-nextra-compat`, config and dictionaries.
 - **`data/partner-toolkits.ts`** — Hand-authored partner integrations (no toolkit JSON).
 - **`toolkit-docs-generator/`** — Generates MCP toolkit JSON into `toolkit-docs-generator/data/toolkits/`; `scripts/sync-toolkit-sidebar.ts` emits the nine integration category `meta.json` files.
-- **`scripts/`** — Build/CI scripts (Vale style fixes/reviews, redirect checking, meta.json validation, internal link updates, llms.txt generation, Algolia crawler config sync).
+- **`scripts/`** — Build/CI scripts (Vale style fixes/reviews, redirect checking, meta.json validation, internal link updates, llms.txt generation).
 - **`tests/`** — Vitest tests (broken links, internal links, frontmatter, sitemap, toolkit data, navigation contracts). `tests/helpers/content-paths.ts` maps content files ↔ URLs.
 - **`redirects.ts`** — Redirect data module (~215 rules) imported by `next.config.ts`, the redirect checker, and tests.
 - **`source.config.ts`** — fumadocs-mdx config (frontmatter schema, Shiki transformers). `proxy.ts` redirects locale-less and non-English paths to `/en`.

app/api/search/route.ts

@@ -0,0 +1,33 @@
+import { builtinSearch } from "@/lib/builtin-search";
+
+// Results depend only on the query string and the deployed content, so a CDN
+// can cache them. Vercel keys its cache per deployment, so a new deploy never
+// serves results from an older index.
+const CACHE_CONTROL = "public, s-maxage=3600, stale-while-revalidate=86400";
+
+// Real queries are short, but people paste error messages and ask full
+// questions, so allow plenty. Anything longer is cut rather than rejected:
+// the extra words add little signal, and the dialog never shows an error.
+// Cutting also keeps one cache entry per query instead of one per paste.
+const MAX_QUERY_LENGTH = 200;
+
+function limitQueryLength(request: Request): Request {
+  const url = new URL(request.url);
+  const query = url.searchParams.get("query");
+  if (query === null || query.length <= MAX_QUERY_LENGTH) {
+    return request;
+  }
+  url.searchParams.set("query", query.slice(0, MAX_QUERY_LENGTH).trimEnd());
+  return new Request(url, request);
+}
+
+export async function GET(request: Request) {
+  const response = await builtinSearch.GET(limitQueryLength(request));
+  const headers = new Headers(response.headers);
+  headers.set("Cache-Control", CACHE_CONTROL);
+  return new Response(response.body, {
+    status: response.status,
+    statusText: response.statusText,
+    headers,
+  });
+}

app/global.css

@@ -292,7 +292,7 @@
   margin-inline-end: 3.5rem !important;
 }
 
-.nextra-navbar nav > div:has(.algolia-search-button) {
+.nextra-navbar nav > div:has(.search-button) {
   order: -1;
   margin-inline: 1rem auto;
 }
@@ -418,9 +418,7 @@ html.dark[data-page-kind="toolkit"] [data-callout][data-type="idea"] {
   border-color: rgb(34 197 94 / 0.4) !important;
 }
 
-/* Algolia search hit highlight — brand color */
-.ais-Highlight-highlighted,
-.ais-Snippet-highlighted,
+/* Search hit highlight: brand color */
 [data-search-dialog] mark {
   font-style: normal;
   font-weight: 600;
@@ -429,8 +427,6 @@ html.dark[data-page-kind="toolkit"] [data-callout][data-type="idea"] {
   border-radius: 2px;
 }
 
-.dark .ais-Highlight-highlighted,
-.dark .ais-Snippet-highlighted,
 .dark [data-search-dialog] mark {
   background: color-mix(in oklch, var(--primary) 20%, transparent);
 }