improve retrieved document parsing

app.py

@@ -122,7 +122,6 @@ def retriever(query: str, selected_retriever: str):
             # Add a blinking cursor to simulate typing
             placeholder.markdown(text + "▌")
         placeholder.markdown(text)
-        placeholder.markdown("\n")
 
         if retriever_endpoint == "None":
             return ""
@@ -154,7 +153,7 @@ def retriever(query: str, selected_retriever: str):
             except:
                 retrieved_document_titles = retrieved_document_titles + document + ' ||| '
 
-        display_retrieved_documents = f" ||| Retrieved Documents - \n{retrieved_document_titles}"
+        display_retrieved_documents = f" ||| Retrieved Documents - ||| {retrieved_document_titles}"
 
     with st.chat_message("assistant"):
         placeholder = st.empty()
@@ -310,6 +309,10 @@ def main():
     if st.sidebar.button("Example 6 S"):
         send_preset_message("There was an estimated 30 million cases of pneumonia in young children worldwide in 2010.")
 
+    if st.sidebar.button("New Assessment"):
+        st.session_state.messages = [{"role": "assistant", "content": "Let's start verifying the claims here! 👇"}]
+        st.rerun()
+
     # Handle auto-submission if a button was clicked
     if "auto_submit" in st.session_state and st.session_state.auto_submit:
         prompt = st.session_state.auto_submit_text