Update app.py

app.py

@@ -19,6 +19,9 @@ from operator import itemgetter
 # Streamlit App Configuration
 st.set_page_config(page_title="Docu-Help")
 
+# Dropdown for namespace selection
+namespace_name = st.sidebar.selectbox("Select Namespace:", ('crawlee', 'langchain'), key='namespace_name')
+
 # Read API keys from environment variables
 OPENAI_API_KEY = os.getenv("OPENAI_API_KEY")
 PINE_API_KEY = os.getenv("PINE_API_KEY")