corrected

pages/filtered_rag_page.py

@@ -6,4 +6,4 @@ chat_title = "Filtered RAG Chat App"
 url = "https://damienbenveniste-backend.hf.space/filtered_rag"
 page_hash = get_script_run_ctx().page_script_hash
 
-chat_interface(chat_title, page_hash, url, username='Damien3')
+chat_interface(chat_title, page_hash, url)

pages/history_page.py

@@ -6,4 +6,4 @@ chat_title = "History Chat App"
 url = "https://damienbenveniste-backend.hf.space/history"
 page_hash = get_script_run_ctx().page_script_hash
 
-chat_interface(chat_title, page_hash, url, username='Damien')
+chat_interface(chat_title, page_hash, url)

pages/page_base.py

@@ -12,9 +12,12 @@ def get_response(user_input, url, username):
 
     return full_response
 
-def chat_interface(chat_title, page_hash ,url, username=None):
+def chat_interface(chat_title, page_hash ,url):
     st.title(chat_title)
 
+    # Add username input at the top of the page
+    username = st.text_input("Enter your username:", key="username_input", value="Guest")
+
     # Initialize page-specific chat history
     if "chat_histories" not in st.session_state:
         st.session_state.chat_histories = {}

pages/rag_page.py

@@ -6,4 +6,4 @@ chat_title = "RAG Chat App"
 url = "https://damienbenveniste-backend.hf.space/rag"
 page_hash = get_script_run_ctx().page_script_hash
 
-chat_interface(chat_title, page_hash, url, username='Damien2')
+chat_interface(chat_title, page_hash, url)