Function appendStdout

src/screens/REPL.tsx:4863–4863

(msg: string)

            // ~5s teleportToRemote resolves.
            setMessages(prev => [...prev, createCommandInputMessage(formatCommandInputTags('ultraplan', blurb))]);
            const appendStdout = (msg: string) => setMessages(prev => [...prev, createCommandInputMessage(`<${LOCAL_COMMAND_STDOUT_TAG}>${escapeXml(msg)}</${LOCAL_COMMAND_STDOUT_TAG}>`)]);
            // Defer the second message if a query is mid-turn
            // so it lands after the assistant reply, not
            // between the user's prompt and the reply.