Send a chat message to the AI onboarding assistant
The user's message to send to the AI assistant
Function call outputs from previous interactions
Optional conversation ID to continue an existing conversation
Optional chat mode - "web" for markdown output, "terminal" for plain text output
Chat response from the AI assistant
The AI assistant's response message
The name of the function being called (if any)
Arguments for the function call (if any)
ID of the function call (if any)