docs: add AI Assistant (#5249)

* added components

* added ai assistant button

* change styling

* improve AI assistant

* change to a drawer

* added command support into search

* add AiAssistant to all projects

* remove usage of Text component

* added error handling

* use recaptcha

* fix new configurations

* fix background color

* change suggested questions

www/apps/api-reference/providers/index.tsx

@@ -1,6 +1,7 @@
 "use client"
 
 import {
+  AiAssistantProvider,
   AnalyticsProvider,
   ColorModeProvider,
   MobileProvider,