将 ReadableStream 写入文件

要将 ReadableStream 写入磁盘，请从流创建一个 Response，然后将其传递给 Bun.write()。

const stream: ReadableStream = ...;
const path = "./file.txt";
const response = new Response(stream);

await Bun.write(path, response);

参见 Bun.write()。