Use generated short id for llm asr tts

api/app/routers/voices.py

@@ -1,6 +1,5 @@
 import base64
 import os
-import uuid
 from typing import Optional
 
 import httpx
@@ -8,6 +7,7 @@ from fastapi import APIRouter, Depends, HTTPException
 from sqlalchemy.orm import Session
 
 from ..db import get_db
+from ..id_generator import unique_short_id
 from ..models import Voice
 from ..schemas import VoiceCreate, VoiceOut, VoicePreviewRequest, VoicePreviewResponse, VoiceUpdate
 
@@ -78,7 +78,7 @@ def create_voice(data: VoiceCreate, db: Session = Depends(get_db)):
             voice_key = raw_id if ":" in raw_id else f"{model}:{raw_id}"
 
     voice = Voice(
-        id=data.id or str(uuid.uuid4())[:8],
+        id=unique_short_id("tts", db, Voice),
         user_id=1,
         name=data.name,
         vendor=vendor,