{"message":"📥 Media Downloader API","version":"2.0.0","endpoints":{"download":"POST /api/download                →  { url: 'https://instagram.com/...' }","youtubeInfo":"GET  /api/youtube/info?url=       →  video metadata (yt-dlp)","googleInfo":"GET  /api/youtube/google-info?url= →  video metadata (Google API)","youtubeStream":"POST /api/youtube/download        →  { url, quality?, audioOnly? }","health":"GET  /api/health"},"supported":["Instagram","Facebook","TikTok","Twitter / X","YouTube"]}