Update app.py

app.py

@@ -8,7 +8,7 @@ from datetime import datetime
 from threading import Lock
 
 from utils.database import (
-   # Base database operations
+    # Base database operations
     create_connection,
     create_tables,
     get_all_documents,
@@ -296,7 +296,7 @@ def main():
     display_collection_sidebar()
     display_top_bar()
 
-     tab1, tab2 = st.tabs(["Chat", "Document Store"])
+    tab1, tab2 = st.tabs(["Chat", "Document Store"])
     
     with tab1:
         if st.session_state.chat_ready: