Update app.py

app.py

@@ -47,6 +47,16 @@ with st.sidebar:
     
     openai_key = st.secrets.get("OPENAI_API_KEY", "")
 
+    # Divider for separation
+    st.divider()
+
+    # Reference section
+    st.subheader("References")
+    st.markdown(
+        '[Multi-Agent System with CrewAI and LangChain](https://discuss.streamlit.io/t/new-project-i-have-build-a-multi-agent-system-with-crewai-and-langchain/84002)',
+        unsafe_allow_html=True
+    )
+
 # Initialize agents function
 def initialize_agents():
     if not openai_key:
@@ -132,3 +142,5 @@ st.markdown(
     """,
     unsafe_allow_html=True,
 )
+
+