Update services/streaming_voice_service.py

services/streaming_voice_service.py

@@ -127,7 +127,7 @@ class StreamingVoiceService:
             response = self._generate_ai_response(transcription)
             rag_latency = time.time() - rag_start
             # Tạo TTS
-             tts_start = time.time()
+            tts_start = time.time()
             tts_audio_path = self._text_to_speech(response)
             tts_latency = time.time() - tts_start
              total_latency = time.time() - total_start_time