1 Commits

Author	SHA1	Message	Date
Claude	da474d978d	feat(02-03): add waveform extraction module and HTTP endpoint ... - Create lightsync/audio/waveform.py with extract_peaks() (AUD-05) - MP3 via ffmpeg pipe, WAV/FLAC/OGG via soundfile+numpy - Add GET /api/audio/waveform endpoint with asyncio.to_thread - peaks param clamped 100-5000, returns {peaks, count, file}	2026-04-06 13:11:38 +00:00