Update app.py

app.py

@@ -1,5 +1,4 @@
 import os
-import math
 import tempfile
 import subprocess
 from fastapi import FastAPI, UploadFile, File, HTTPException
@@ -7,7 +6,7 @@ from fastapi.responses import JSONResponse, PlainTextResponse
 from pydantic import BaseModel
 from faster_whisper import WhisperModel
 
-# ---- force writable model cache (avoid /.cache permission errors)
+# Force writable cache path
 CACHE_ROOT = os.environ.get("HF_HOME", "/data/hf")
 os.environ["HF_HOME"] = CACHE_ROOT
 os.environ["HUGGINGFACE_HUB_CACHE"] = CACHE_ROOT