Fix repeated local replies

src/audio/local-voice-session.ts

@@ -362,7 +362,6 @@ export class LocalVoiceSession {
     }
 
     utterance.text = transcript.trim();
-    this.memory.addUserTurn(utterance);
     this.options.logger.info("Local transcript", utterance.text);
     if (this.options.config.DEBUG_TEXT_EVENTS) {
       console.log(`\n[you] ${utterance.text}`);
@@ -376,6 +375,7 @@ export class LocalVoiceSession {
       reply = "지금은 답변 생성에 실패했습니다. 잠시 후 다시 말씀해 주세요.";
     }
 
+    this.memory.addUserTurn(utterance);
     this.memory.addAssistantTurn(reply);
     this.options.logger.info("Local reply", reply);
     if (this.options.config.DEBUG_TEXT_EVENTS) {