1 import streamlit as st
 2 from streamlit_authenticator import Authenticate
 3 from config.settings import settings
 4 from repositories.user_repo import UserRepo
+5 from models.db import init_db
+
+# 1) Initialize the database (create tables) before anything else
+6 init_db()
 
 7 user_repo = UserRepo(settings.database_url)
 
 8 def init_auth():
 9     users = user_repo.get_all_users()
10     creds = {u.username: {"name": u.full_name, "password": u.hashed_password} for u in users}
11     return Authenticate(
12         credentials=creds,
13         cookie_name="quantum_healthcare_auth",
14         key=settings.secret_key,
15         cookie_expiry_days=1,
16     )
17 
18 authenticator = init_auth()
19 
20 def require_login():
21     name, authentication_status, username = authenticator.login("Login", "sidebar")
22     if not authentication_status:
23         st.stop()
24     return username