Improve chat navigation, model selection, and streaming

services/chat/tools/index.ts

@@ -0,0 +1,8 @@
+import { firecrawlWebFetch } from './firecrawl-web-fetch';
+import { firecrawlWebSearch } from './firecrawl-web-search';
+
+// Keep these keys stable: saved conversations reference tool names.
+export const chatTools = {
+  firecrawlWebSearch,
+  firecrawlWebFetch,
+};