Update app.py

app.py

@@ -22,7 +22,7 @@ from langchain_core.messages import HumanMessage, SystemMessage
 from fpdf import FPDF
 
 # Set HuggingFace token from env or st.secrets
-os.environ["HUGGINGFACEHUB_API_TOKEN"] = os.getenv("Ayush")
+os.environ["HUGGINGFACEHUB_API_TOKEN"] = os.getenv("keys")
 
 # Topic-wise base prompts and models
 topic_config = {