fix architecture and write new tests

apps/admin/src/app/dashboard/layout.tsx

@@ -38,16 +38,30 @@ export default function AdminDashboardLayout({ children }: { children: React.Rea
   const [ready, setReady] = useState(false)
 
   useEffect(() => {
-    const token = localStorage.getItem('admin_token')
-    if (!token) {
-      window.location.replace(buildUnifiedLoginUrl(pathname))
-    } else {
-      setReady(true)
+    let cancelled = false
+
+    fetch(`${process.env.NEXT_PUBLIC_API_URL ?? '/admin/api/v1'}/admin/auth/me`, {
+      credentials: 'include',
+    })
+      .then((response) => {
+        if (cancelled) return
+        if (response.ok) {
+          setReady(true)
+        } else {
+          window.location.replace(buildUnifiedLoginUrl(pathname))
+        }
+      })
+      .catch(() => {
+        if (!cancelled) window.location.replace(buildUnifiedLoginUrl(pathname))
+      })
+
+    return () => {
+      cancelled = true
     }
   }, [pathname])
 
   function handleLogout() {
-    localStorage.removeItem('admin_token')
+    void fetch('/admin/api/v1/admin/auth/logout', { method: 'POST', credentials: 'include' })
     window.location.href = buildUnifiedLoginUrl('/dashboard')
   }