Christian Gick c5e1c79e1b fix(voice): reduce phantom speech responses from ambient noise ...

- Raise VAD activation_threshold 0.50→0.65, min_speech_duration 0.2→0.4s
- Add ghost phrase filter: suppress 1-2 word hallucinations (Danke, Ja, etc)
- Strengthen prompt: stay silent unless clearly addressed

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

2026-02-23 13:48:14 +02:00

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