refactor: revew all design of services, clients, deadcode, ...

app/admin/team/[teamId]/page.tsx

@@ -1,6 +1,5 @@
 import { redirect } from "next/navigation";
-import { isUserAuthenticated } from "@/lib/server-auth";
-import { AdminService, TeamStats } from "@/services/admin-service";
+import { AdminService } from "@/services/admin-service";
 import { TeamDetailClientWrapper } from "@/components/admin";
 
 interface TeamDetailPageProps {
@@ -13,14 +12,6 @@ export default async function TeamDetailPage({ params }: TeamDetailPageProps) {
   // Await params before using
   const { teamId } = await params;
 
-  // Vérifier l'authentification
-  const isAuthenticated = await isUserAuthenticated();
-
-  // Si pas de cookie d'authentification, rediriger vers login
-  if (!isAuthenticated) {
-    redirect("/login");
-  }
-
   try {
     // Charger les données côté serveur
     const allTeamsStats = await AdminService.getTeamsStats();