onUserMessage
open suspend override fun onUserMessage(invocationContext: InvocationContext, userMessage: Content): Content
Callback executed when a user message is received before an invocation starts.
Helps log and modify/replace the user message before the runner starts the invocation.
Return
The potentially modified Content to propagate down the chain.
Parameters
invocationContext
The context for the entire invocation.
userMessage
The message content input by the user.