实时语音助手

type WorkflowInput = { request: string; userId: string };
type StageAdapter = (context: unknown) => Promise<unknown>;

const stages = [
  "采集音频并执行降噪、端点和语言检测",
  "流式转写并维护多轮会话上下文",
  "判断意图并安全调用外部工具",
  "生成简洁答复并流式合成语音",
  "监控端到端延迟、中断率和任务成功率"
];
const selectedTools = [
  "Hugging Face",
  "LangChain.js"
];

export async function runWorkflow(input: WorkflowInput, adapters: Record<string, StageAdapter>) {
  let context: unknown = { ...input, selectedTools };

  for (const stage of stages) {
    const adapter = adapters[stage];
    if (!adapter) throw new Error(`Missing adapter: ${stage}`);
    context = await adapter(context);
  }

  return context;
}