Update chatbot.py

chatbot.py

@@ -1,11 +1,15 @@
 import streamlit as st
 from transformers import AutoTokenizer, AutoModelForCausalLM, pipeline, BitsAndBytesConfig
 import torch
+from huggingface_hub import login
+import os
 
+# Authenticate with secret token
+login(token=os.getenv("HF_TOKEN"))
 # ================= CACHE THE MODEL =================
 @st.cache_resource
 def load_model():
-    model_id = "ammoncoder123/IPTchatbotModel1-1.7B"  # ← YOUR REAL REPO (copy-paste this exactly!)
+    model_id = "ammoncoder123/IPTchatbotModel1-1.7B" 
 
     st.write("Loading tokenizer...")
     tokenizer = AutoTokenizer.from_pretrained(model_id)