feat(audio): add pluggable audio preprocessing and denoising layer before STT

- Add audio_enhancer module with 60s timeout, zero-transcoding default, and fail-soft fallback - Persist enhanced audio in daily folders with _enhanced suffix and emit audio.enhance.result event - Connect audio enhancer to transcribe_multi and transcribe in stt.py - Forward message_id and trace_id from handlers - Ensure consensus_text fallback persistence and remove scenario leakage in nlu.py - Add test_enhancer.py unit suite and update smoke_test.py
2026-10-15 20:40:45 +03:30
parent b44816aa98
commit 76b297f823
9 changed files with 442 additions and 12 deletions
@@ -31,6 +31,7 @@ scratch/
 v1.2 - Copy/
 inv dash/
 voice/
+data/

 # ---- Machine-local compose overrides (LAN phone access, etc.) ----
 docker-compose.override.yml