feat: Implement user authentication, admin user management, and role-based access control.

frontend_management/middleware/admin.ts

@@ -1,6 +1,17 @@
 export default defineNuxtRouteMiddleware((to, from) => {
+  // Skip on server side - let client handle auth
+  if (process.server) {
+    return;
+  }
+
   const authStore = useAuthStore();
-  authStore.checkAuth();
+
+  // Restore session if not authenticated
+  if (!authStore.isAuthenticated) {
+    authStore.checkAuth();
+  }
+
+  // Check if user is admin
   if (!authStore.isAdmin) {
     return navigateTo('/login');
   }

frontend_management/middleware/auth.ts

@@ -1,6 +1,22 @@
 export default defineNuxtRouteMiddleware((to, from) => {
+  // Skip on server side - let client handle auth
+  if (process.server) {
+    return;
+  }
+
+  // Skip middleware on login page
+  if (to.path === '/login') {
+    return;
+  }
+
   const authStore = useAuthStore();
-  authStore.checkAuth();
+
+  // Restore session if not authenticated
+  if (!authStore.isAuthenticated) {
+    authStore.checkAuth();
+  }
+
+  // Check authentication after restore
   if (!authStore.isAuthenticated) {
     return navigateTo('/login');
   }