chore: aisearch-documents - add image for chatbot

Author: damlayildiz

sqlite-cloud/sqlite-ai/aisearch-documents.mdx

@@ -68,6 +68,8 @@ To enable search functionality on your indexed database, create an Edge Function
 
 Once you have your search edge function deployed, you can easily add an interactive AI chatbot to your website. The chatbot provides a user-friendly interface for your documentation search, powered by the indexed content.
 
+![Docs Chatbot](@docs-website-assets/aisearch-docs/docs_chatbot.png)
+
 ### React Integration
 
 Install the chatbot package: