Update app.py

app.py

@@ -1,3 +1,8 @@
+import os
+
+os.environ["TRANSFORMERS_CACHE"] = "/tmp/hf_cache"
+os.makedirs("/tmp/hf_cache", exist_ok=True)
+
 from fastapi import FastAPI, Request
 from sentence_transformers import SentenceTransformer
 import uvicorn