Remove unused conditional logic for second answer handling in `player.py` and `generator.py`

src/voice_dialogue/services/audio/generator.py

@@ -76,9 +76,6 @@ class TTSAudioGenerator(BaseThread):
             if answer_id in dropped_audio_cache:
                 continue
 
-            if voice_task.answer_index == 1:
-                voice_state_manager.waiting_second_answer_mapping[answer_id] = answer_id
-
             if voice_task.id != voice_state_manager.interrupt_task_id:
                 continue
 

src/voice_dialogue/services/audio/player.py

@@ -56,10 +56,6 @@ class AudioStreamPlayer(BaseThread):
                 if not silence_over_threshold_event.is_set():
                     continue
 
-                if voice_task.answer_index == 0:
-                    if answer_id not in voice_state_manager.waiting_second_answer_mapping:
-                        continue
-
                 if self.websocket_message_queue:
                     self.websocket_message_queue.put_nowait(
                         AnswerDisplayMessage(