Update app.py

app.py

@@ -23,7 +23,7 @@ class MessageRequest(BaseModel):
 repo_id = "meta-llama/Meta-Llama-3-8B-Instruct"
 llm_client = InferenceClient(
     model=repo_id,
-    token=userdata.get('HF_TOKEN'),
+    token=os.getenv("HF_TOKEN"),
 )
 def summarize_conversation(inference_client: InferenceClient, history: list):
     # Construct the full prompt with history