feat: 支持音色切换

backend/app/api/v1/endpoints/speaker.py

@@ -0,0 +1,10 @@
+from fastapi import APIRouter
+from app.constants.tts import SPEAKER_DATA
+from app.schemas import SpeakerResponse
+
+router = APIRouter()
+
+
+@router.get("/list", response_model=SpeakerResponse)
+async def get_model_vendors():
+    return SpeakerResponse(data=SPEAKER_DATA)