const {  messages, input, setInput, handleSubmit, isStreaming, isLoadingHistory,  error, interrupt, resumeInterrupt, files, todos, presentedFile,  stop, reload, clear, startNewChat, currentThreadId, isEphemeral,  sandboxCommands, voice,} = useChat({  agentId,  threadId,  initialMessages,  onFinish, onError, onEvent, onThreadCreated, onTitle,  voice: useVoice({ agentId, threadId }),  context: () => ({ page: window.location.pathname }), // or plain object});
await sendMessage('Hello', { contextOverride: 'Live page context', context: { tier: 'pro' } });await resumeInterrupt({ decisions: [{ type: 'approve' }] }, 'Approved');