refactor: 简化唤醒词检测逻辑，按照参考项目模式

v0.5.16: Remove tap-to-wake, add Continuous Conversation switch

Fix: PEP8 compliance and wake word refractory period after conversation ends

v0.5.15: Audio settings persistence, Sendspin discovery refactor, tap detection fix

持久化tap_sensitivity设置

feat: add tap sensitivity slider entity for Home Assistant

v0.2.18: Fix audio playback - restore wakeup sound, use push_audio_sample

v0.2.16: Fix TTS playback - pause recording during playback

v0.2.15: Use play_sound() instead of push_audio_sample() for TTS

v0.2.14: Pause audio recording during TTS playback to prevent GStreamer conflicts

"restructure-for-app-store"

Restructure project to use src directory layout

Fix models.py to match original linux-voice-assistant

Update ESPHome protocol implementation to match official linux-voice-assistant

Initial commit: Reachy Mini Home Assistant Voice Assistant