Update app.py

app.py

@@ -90,7 +90,7 @@ def chat(query,history):
 import gradio as gr
 from huggingface_hub import HfFileSystem
 
-fs = HfFileSystem(token=OS["acces_token"])
+fs = HfFileSystem(token=os.environ["acces_token"])
 
 def write_to_file(file_name,content):
     file_path = f"spaces/mgreg555/docs_chat/" + file_name