Update app/utils/embedder.py

app/utils/embedder.py

@@ -4,14 +4,15 @@ import gdown
 import os
 import faiss
 import numpy as np
+import tempfile
 import pickle
 from sentence_transformers import SentenceTransformer
 
 class Embedder:
     def __init__(self, model_name='sentence-transformers/all-MiniLM-L6-v2'):
-        os.environ['TRANSFORMERS_CACHE'] = './cache'
-        os.environ['HF_HOME'] = './cache'
-        os.makedirs('./cache', exist_ok=True)
+        cache_dir = tempfile.gettempdir()
+        os.environ['TRANSFORMERS_CACHE'] = cache_dir
+        os.environ['HF_HOME'] = cache_dir
 
         self.model = SentenceTransformer(model_name)
         self.index = None