// Set timeout for large file handling res.setTimeout(0);
const videoId = getVideoId(url); if (!videoId) return res.status(400).json( error: "Invalid YouTube URL" ); youtube-mp3-downloader npm
const requestId = uuidv4(); console.log(`[$requestId] Starting download for $videoId`); // Set timeout for large file handling res
node download.js In a few moments, you’ll have a full MP3 of Rick Astley in your ./downloads folder. The default setup works, but to build a production-ready tool, you need to tweak several parameters. Custom Output File Names By default, the file is named [videoTitle].mp3 . You can override this: const videoId = getVideoId(url)