Update app.py

app.py

@@ -10,6 +10,7 @@ if __name__ == "__main__":
                               layout='centered')
 
      st.markdown("<h3 style='text-align: center;'>How can I assist you?</h3>", unsafe_allow_html=True)
+     st.write("Upload file and ask your question")
 
 
      uploaded_file = st.file_uploader("Choose a file", type=["pdf", "txt"])