Update app.py

app.py

@@ -108,8 +108,8 @@ elif st.session_state.page == "python":
 elif st.session_state.page == "sql":
     st.title("SQL Chatbot 🛢️")
     if not hf_token:
-    st.error("Please add your Hugging Face API token as an environment variable.")
-    st.stop()
+        st.error("Please add your Hugging Face API token as an environment variable.")
+        st.stop()
 
 # Initialize the LLaMA model from HuggingFace (via Nebius provider)
     llama_model = HuggingFaceEndpoint(