minor details fixed

App/app.py

@@ -1,5 +1,5 @@
 from fastapi import FastAPI, UploadFile
-from fastapi.responses import StreamingResponse
+from fastapi.responses import StreamingResponse,Response
 import torch
 from transformers import pipeline
 import tempfile
@@ -63,8 +63,8 @@ async def text_to_speech(payload: dict):
      buffer = BytesIO()
      wav_write(buffer, sample_rate, audio)  
      buffer.seek(0)
-     return StreamingResponse(
-        buffer,
+     return Response(
+        content=buffer.read(),
         media_type="audio/wav"
     )