Update app.py

app.py

@@ -25,6 +25,14 @@ from langchain.chains.question_answering import load_qa_chain
 from langchain.chains.conversational_retrieval.prompts import CONDENSE_QUESTION_PROMPT
 
 
+st.set_page_config(
+    page_title="Hello",
+    page_icon="👋",
+)
+
+# st.markdown("main page")    
+
+
 col1, col2, col3 = st.columns([0.2, 0.5, 0.2])
 col2.image("https://cdn-icons-png.flaticon.com/512/2040/2040946.png", use_column_width=True )