feat: add QwenTTSService for MLX Qwen3-TTS 1.7B integration

bot.py

@@ -392,6 +392,18 @@ def build_tts(args: argparse.Namespace, voice_manager=None):
             voice_manager.set_tts_processor(tts)
         return tts
 
+    if "qwen" in voice or voice == "qwen_jv":
+        from qwen_tts_service import QwenTTSService
+        logger.info(f"Text to speech: MLX Qwen3-TTS (Voice Clone: {voice})")
+        tts = QwenTTSService(
+            voice=voice,
+            sample_rate=TTS_SAMPLE_RATE,
+            text_filters=[SpokenTextFilter(voice_manager=voice_manager)],
+        )
+        if voice_manager:
+            voice_manager.set_tts_processor(tts)
+        return tts
+
     logger.info(f"Text to speech: Kokoro {voice}")
     tts = KokoroTTSService(
         settings=KokoroTTSService.Settings(voice=voice, language=Language.EN),