Refactor AdminPage and remove AdminPanel component: Simplify admin navigation by redirecting to preferences page and eliminating the AdminPanel component, streamlining the admin interface.

app/admin/users/page.tsx

@@ -0,0 +1,42 @@
+import UserManagement from "@/components/admin/UserManagement";
+import { Card } from "@/components/ui";
+import { userService } from "@/services/users/user.service";
+
+export const dynamic = "force-dynamic";
+
+export default async function AdminUsersPage() {
+  const users = await userService.getAllUsers({
+    orderBy: {
+      score: "desc",
+    },
+    select: {
+      id: true,
+      username: true,
+      email: true,
+      role: true,
+      score: true,
+      level: true,
+      hp: true,
+      maxHp: true,
+      xp: true,
+      maxXp: true,
+      avatar: true,
+      createdAt: true,
+    },
+  });
+
+  // Sérialiser les dates pour le client
+  const serializedUsers = users.map((user) => ({
+    ...user,
+    createdAt: user.createdAt.toISOString(),
+  }));
+
+  return (
+    <Card variant="dark" className="p-6">
+      <h2 className="text-2xl font-gaming font-bold mb-6 text-pixel-gold">
+        Gestion des Utilisateurs
+      </h2>
+      <UserManagement initialUsers={serializedUsers} />
+    </Card>
+  );
+}