remove usermanagment from the backoffice

apps/backoffice/src/app/layouts/components/AppHeader.tsx

@@ -1,18 +1,19 @@
 import { Group, Text, ActionIcon, Burger } from '@mantine/core';
 import { IconLogout } from '@tabler/icons-react';
 import { useNavigate } from 'react-router-dom';
-import { useAuthUser } from '@tria-plc/iamui-common';
+import { useDispatch } from 'react-redux';
+import { logout } from '@ema-platform/auth';
 
 interface AppHeaderProps {
   onToggle: () => void;
 }
 
 export function AppHeader({ onToggle }: AppHeaderProps) {
-  const { logout } = useAuthUser();
+  const dispatch = useDispatch();
   const navigate = useNavigate();
 
   const handleLogout = () => {
-    logout();
+    dispatch(logout());
     navigate('/login');
   };