Reads a subagent's conversation messages from its JSONL transcript file.
Parses the subagent transcript, builds the conversation chain via parentUuid links, and returns user/assistant messages in chronological order.
Optional
Array of user/assistant messages, or empty array if not found
Reads a subagent's conversation messages from its JSONL transcript file.
Parses the subagent transcript, builds the conversation chain via parentUuid links, and returns user/assistant messages in chronological order.