Update app.py

app.py

@@ -77,11 +77,7 @@ def create_retriever_from_chroma(vectorstore_path="docs/chroma/", search_type='m
 def main():
 
 
-    if "messages" not in st.session_state:
-        st.session_state["messages"] = [
-        {"role": "assistant", "content": "Hi, I'm a chatbot who is  based on respublic of Lithuania law documents. How can I help you?"}
-    ]
-
+    
 
     st.set_page_config(page_title="Lithuanian law documents RAG QA BOT ",
                        page_icon=":books:")
@@ -91,6 +87,12 @@ def main():
     st.header("Chat with multiple PDFs :books:")
     st.markdown("Hi, I am Qwen, chat mmodel, based on respublic of Lithuania law document. Write you question and press enter to start chat.")
 
+    if "messages" not in st.session_state:
+        st.session_state["messages"] = [
+        {"role": "assistant", "content": "Hi, I'm a chatbot who is  based on respublic of Lithuania law documents. How can I help you?"}
+    ]
+
+    
     
     retriever = create_retriever_from_chroma(vectorstore_path="docs/chroma/", search_type='mmr', k=12, chunk_size=300, chunk_overlap=20)
     if user_question := st.text_input("Ask a question about your documents:"):