fix architecture and write new tests

apps/dashboard/src/components/layout/Sidebar.tsx

@@ -25,7 +25,7 @@ import {
 } from 'lucide-react'
 import { DashboardLanguageSwitcher, DashboardThemeSwitcher, useDashboardI18n } from '@/components/I18nProvider'
 import { marketplaceUrl } from '@/lib/urls'
-import { EMPLOYEE_PROFILE_KEY, EMPLOYEE_TOKEN_KEY, apiFetch } from '@/lib/api'
+import { EMPLOYEE_PROFILE_KEY, apiFetch } from '@/lib/api'
 import { toDashboardAppPath } from '@/lib/dashboardPaths'
 import { SHARED_LANGUAGE_KEY, readCurrentUserScopedPreference } from '@/lib/preferences'
 
@@ -166,9 +166,6 @@ export default function Sidebar() {
   }, [])
 
   useEffect(() => {
-    const token = window.localStorage.getItem(EMPLOYEE_TOKEN_KEY)
-    if (!token) return
-
     let cancelled = false
 
     async function loadBrand() {
@@ -202,16 +199,6 @@ export default function Sidebar() {
   }, [])
 
   useEffect(() => {
-    const token = window.localStorage.getItem(EMPLOYEE_TOKEN_KEY)
-    if (!token) {
-      setUser({
-        displayName: dict.workspaceUser,
-        subtitle: dict.localAuth,
-        initials: 'W',
-      })
-      return
-    }
-
     const cached = window.localStorage.getItem(EMPLOYEE_PROFILE_KEY)
     if (cached) {
       try {
@@ -344,9 +331,8 @@ export default function Sidebar() {
   }
 
   function signOut() {
-    localStorage.removeItem(EMPLOYEE_TOKEN_KEY)
     localStorage.removeItem(EMPLOYEE_PROFILE_KEY)
-    document.cookie = 'employee_token=; path=/; max-age=0; samesite=lax'
+    void fetch('/dashboard/api/v1/auth/employee/logout', { method: 'POST', credentials: 'include' })
     window.dispatchEvent(new CustomEvent('rentaldrivego:auth-changed'))
     notifyParent({ type: 'rentaldrivego:employee-logout' })
     window.location.href = marketplaceUrl