Replace SVB with CYF just to try

There's a dependency I need to track down on something called WEBRET_API_KEY before this can work I guess

app.py

@@ -12,7 +12,7 @@ left_sidebar()
 
 st.markdown("<center> <h2> Reduce Hallucinations 😵‍💫 with Retrieval Augmentation </h2> </center>", unsafe_allow_html=True)
 
-st.markdown("<center>Ask a question about the collapse of the Silicon Valley Bank (SVB).</center>", unsafe_allow_html=True)
+st.markdown("<center>Ask a question about Code Your Future.</center>", unsafe_allow_html=True)
 
 col_1, col_2 = st.columns([4, 2], gap="small")
 with col_1: