Node.jsadvanced
Use stream.finished for reliable cleanup
import { createReadStream, createWriteStream } from "node:fs";
import { finished } from "node:stream/promises";
export const copyWithCleanup = async (src: string, dest: string, signal?: AbortSignal) => {
const read = createReadStream(src);Wait for a stream to finish and clean up resources without ad-hoc listeners.