bugfix: start listening after wakeup sound (#185)

linux_voice_assistant/satellite.py

@@ -426,8 +426,12 @@ class VoiceSatelliteProtocol(APIServer):
             [VoiceAssistantRequest(start=True, wake_word_phrase=wake_word_phrase)]
         )
         self.duck()
+        self.state.tts_player.play(self.state.wakeup_sound, done_callback=self._on_wakeup_sound_finished)
+    
+    def _on_wakeup_sound_finished(self) -> None:
+        """Callback invoked when the wakeup sound finishes playing."""
         self._is_streaming_audio = True
-        self.state.tts_player.play(self.state.wakeup_sound)
+        _LOGGER.debug("Wakeup sound finished, starting audio streaming")
 
     def stop(self) -> None:
         self.state.active_wake_words.discard(self.state.stop_word.id)