Add questions nav links and admin unread badge

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/components/admin/admin-nav.tsx

@@ -9,13 +9,14 @@ const links = [
   { href: "/admin/categories", label: "Категории" },
   { href: "/admin/users", label: "Пользователи" },
   { href: "/curator/homework", label: "ДЗ на проверку" },
+  { href: "/admin/questions", label: "Вопросы" },
   { href: "/admin/quizzes", label: "Тесты" },
   { href: "/admin/comments", label: "Комментарии" },
   { href: "/admin/import-export", label: "Импорт / Экспорт" },
   { href: "/admin/settings", label: "Настройки" },
 ];
 
-export function AdminNav() {
+export function AdminNav({ questionsBadge = 0 }: { questionsBadge?: number }) {
   const pathname = usePathname();
 
   return (
@@ -24,7 +25,7 @@ export function AdminNav() {
         const active =
           pathname === href ||
           (href !== "/admin/dashboard" && href !== "/curator/homework" && pathname.startsWith(href)) ||
-          (href === "/curator/homework" && pathname.startsWith("/curator"));
+          (href === "/curator/homework" && pathname.startsWith("/curator/homework"));
         return (
           <Link
             key={href}
@@ -40,7 +41,23 @@ export function AdminNav() {
                 : undefined
             }
           >
-            {label}
+            <span className="flex items-center justify-between w-full">
+              {label}
+              {href === "/admin/questions" && questionsBadge > 0 && (
+                <span
+                  className="ml-2 inline-flex items-center justify-center rounded-full text-xs font-bold leading-none"
+                  style={{
+                    minWidth: "1.25rem",
+                    height: "1.25rem",
+                    padding: "0 0.3rem",
+                    backgroundColor: "var(--destructive)",
+                    color: "#fff",
+                  }}
+                >
+                  {questionsBadge}
+                </span>
+              )}
+            </span>
           </Link>
         );
       })}