Update app.py

app.py

@@ -151,7 +151,7 @@ init_rate_limiting()
 
 # Sidebar content
 with st.sidebar:
-    st.image("https://img.icons8.com/color/96/000000/caduceus.png", width=80)
+    st.image("https://online.flipbuilder.com/clinical-library/vxes/files/shot.png", width=80)
     st.markdown("### USMLE Step 1 Assistant")
     st.markdown("---")
     
@@ -323,11 +323,11 @@ st.markdown("""
 <p><strong>About this assistant</strong></p>
 <p>This AI assistant uses retrieval augmented generation to provide information from First Aid USMLE Step 1 content.
 It's designed to help with studying, but should not replace professional medical advice.</p>
-<p>© 2025 USMLE Step 1 Assistant</p>
+<p>© 2024 USMLE Step 1 Assistant</p>
 </div>
 """, unsafe_allow_html=True)
 
 # Add a reset button at the bottom
 if st.button("Clear Conversation"):
     st.session_state.messages = []
-    st.experimental_rerun()
+    st.rerun()