Add admin challenge management features: Implement functions for canceling and reactivating challenges, enhance error handling, and update the ChallengeManagement component to support these actions. Update API to retrieve all challenge statuses for admin and improve UI to display active challenges count.

components/navigation/NavigationWrapper.tsx

@@ -1,5 +1,6 @@
 import { auth } from "@/lib/auth";
 import { userService } from "@/services/users/user.service";
+import { challengeService } from "@/services/challenges/challenge.service";
 import Navigation from "./Navigation";
 
 interface UserData {
@@ -17,6 +18,7 @@ export default async function NavigationWrapper() {
 
   let userData: UserData | null = null;
   const isAdmin = session?.user?.role === "ADMIN";
+  let activeChallengesCount = 0;
 
   if (session?.user?.id) {
     const user = await userService.getUserById(session.user.id, {
@@ -32,7 +34,17 @@ export default async function NavigationWrapper() {
     if (user) {
       userData = user;
     }
+
+    // Récupérer le nombre de défis actifs
+    activeChallengesCount =
+      await challengeService.getActiveChallengesCount(session.user.id);
   }
 
-  return <Navigation initialUserData={userData} initialIsAdmin={isAdmin} />;
+  return (
+    <Navigation
+      initialUserData={userData}
+      initialIsAdmin={isAdmin}
+      initialActiveChallengesCount={activeChallengesCount}
+    />
+  );
 }