agent.ts 中的代码如下： 
import { query } from "@anthropic-ai/claude-agent-sdk";

async function main() {
  for await (const message of query({
    prompt: "What files are in this directory?",
    options: {
      model: "opus",
      allowedTools: ["Glob", "Read"],
      maxTurns: 250
    }
  })) {
    if (message.type === "assistant") {
      for (const block of message.message.content) {
        if ("...