Add database functions

app/auth.py

@@ -2,7 +2,7 @@
 from contextlib import closing
 import bcrypt
 
-from db import get_conn #, create_user, verify_user, get_role_for_user
+from app_db.app_db import get_conn
 
 
 # ---------------------------------------------------------------------------
@@ -12,7 +12,7 @@ from db import get_conn #, create_user, verify_user, get_role_for_user
 def create_user(
     username: str, 
     password: str, 
-    role_id: str = "user",
+    role_id: int = 1,
     email: str | None = None,
     firstname: str | None = None,
     lastname: str | None = None