enabled callout

docs/_config.yml

@@ -21,4 +21,10 @@ mermaid:
   version: "9.1.3"  # Pick the version you want
   # Default configuration
   config: |
-    directionLR
+    directionLR
+
+callouts:
+  enabled: true
+  warning:
+    title: Warning
+    color: red

docs/index.md

@@ -17,6 +17,8 @@ We model the LLM workflow as a **Nested Directed Graph**:
 - **Batch** Nodes/Flows for data-intensive tasks.
 - **Async** Nodes/Flows allow waits or **Parallel** execution
 
+Have questions? Chat with [AI Assistant](https://chatgpt.com/g/g-677464af36588191b9eba4901946557b-mini-llm-flow-assistant)
+
 <div align="center">
   <img src="https://github.com/zachary62/miniLLMFlow/blob/main/assets/minillmflow.jpg?raw=true" width="400"/>
 </div>