Update app.py

app.py

@@ -108,10 +108,15 @@ if not isinstance(st.session_state.messages, list):
 if not all(isinstance(msg, dict) for msg in st.session_state.messages):
     st.session_state.messages = []
 
-# Display chat messages from history on app rerun
-for message in st.session_state.messages:
-    with st.chat_message(message["role"]):
-        st.markdown(message["content"])
+# Path to the Markdown file
+md_file_path = 'docs/yiqiao_yin.md'
+
+# Get the content of the Markdown file
+yiqiaoyin_profile = read_markdown_file(md_file_path)
+
+# Add the system message with the profile information to the chat history if it hasn't been added yet
+if not any(msg["role"] == "system" for msg in st.session_state.messages):
+    st.session_state.messages.append({"role": "system", "content": f"You know the following about Mr. Yiqiao Yin: {yiqiaoyin_profile}"})
 
 # Display chat messages from history on app rerun
 for message in st.session_state.messages:
@@ -119,12 +124,6 @@ for message in st.session_state.messages:
         with st.chat_message(message["role"]):
             st.markdown(message["content"])
 
-# Path to the Markdown file
-md_file_path = 'docs/yiqiao_yin.md'
-
-# Get the content of the Markdown file
-yiqiaoyin_profile = read_markdown_file(md_file_path)
-
 # React to user input
 if prompt := st.chat_input("😉 Ask any question or feel free to use the examples provided in the left sidebar."):
 
@@ -132,7 +131,6 @@ if prompt := st.chat_input("😉 Ask any question or feel free to use the exampl
     st.chat_message("user").markdown(prompt)
 
     # Add user message to chat history
-    st.session_state.messages.append({"role": "system", "content": f"You know the following about Mr. Yiqiao Yin: {yiqiaoyin_profile}"})
     st.session_state.messages.append({"role": "user", "content": prompt})
 
     # API Call