Update app.py

app.py

@@ -1,7 +1,8 @@
 import os
-os.environ['TRANSFORMERS_CACHE'] = '/workspace/cache/hf'
-os.environ['HF_HOME'] = '/workspace/cache/hf'
-os.makedirs('/workspace/cache/hf', exist_ok=True)
+cache_dir = os.path.expanduser('~/.cache/hf')
+os.environ['TRANSFORMERS_CACHE'] = cache_dir
+os.environ['HF_HOME'] = cache_dir
+os.makedirs(cache_dir, exist_ok=True)
 
 from fastapi import FastAPI, UploadFile, File, Form
 from fastapi.responses import StreamingResponse