feat: show blocked_count in broadcast admin UI

- Add blocked_count to Broadcast interface
- 4-column stats grid with blocked card (warning color)
- Show blocked count in broadcast list when > 0
- Fetch single broadcast by ID instead of listing all
- Add i18n keys for blocked/blockedShort in ru/en/zh/fa

src/api/adminBroadcasts.ts

@@ -90,6 +90,7 @@ export interface Broadcast {
   total_count: number;
   sent_count: number;
   failed_count: number;
+  blocked_count: number;
   status:
     | 'queued'
     | 'in_progress'

src/locales/en.json

@@ -1196,6 +1196,8 @@
       "total": "Total",
       "sent": "Sent",
       "failed": "Failed",
+      "blocked": "Blocked",
+      "blockedShort": "blocked",
       "filter": "Filter",
       "message": "Message",
       "unknownAdmin": "Unknown",

src/locales/fa.json

@@ -917,6 +917,8 @@
       "total": "کل",
       "sent": "ارسال شده",
       "failed": "ناموفق",
+      "blocked": "مسدود شده",
+      "blockedShort": "مسدود",
       "filter": "فیلتر",
       "message": "پیام",
       "unknownAdmin": "نامعلوم",

src/locales/ru.json

@@ -1221,6 +1221,8 @@
       "total": "Всего",
       "sent": "Отправлено",
       "failed": "Ошибки",
+      "blocked": "Заблокировали",
+      "blockedShort": "заблок.",
       "filter": "Фильтр",
       "message": "Сообщение",
       "unknownAdmin": "Неизвестный админ",

src/locales/zh.json

@@ -969,6 +969,8 @@
       "total": "总计",
       "sent": "已发送",
       "failed": "失败",
+      "blocked": "已屏蔽",
+      "blockedShort": "屏蔽",
       "filter": "筛选",
       "message": "消息",
       "unknownAdmin": "未知",

src/pages/AdminBroadcastDetail.tsx

@@ -167,10 +167,7 @@ export default function AdminBroadcastDetail() {
     queryKey: ['admin', 'broadcasts', 'detail', broadcastId],
     queryFn: async () => {
       if (!broadcastId) throw new Error('Invalid broadcast ID');
-      const response = await adminBroadcastsApi.list(100, 0);
-      const found = response.items.find((b) => b.id === broadcastId);
-      if (!found) throw new Error('Broadcast not found');
-      return found;
+      return adminBroadcastsApi.get(broadcastId);
     },
     enabled: !!broadcastId && !isNaN(broadcastId),
     refetchInterval: (query) => {
@@ -266,7 +263,7 @@ export default function AdminBroadcastDetail() {
       )}
 
       {/* Stats */}
-      <div className="grid grid-cols-3 gap-3">
+      <div className="grid grid-cols-2 gap-3 sm:grid-cols-4">
         <div className="rounded-xl border border-dark-700 bg-dark-800/50 p-4 text-center">
           <p className="text-3xl font-bold text-dark-100">{broadcast.total_count}</p>
           <p className="text-sm text-dark-400">{t('admin.broadcasts.total')}</p>
@@ -275,6 +272,10 @@ export default function AdminBroadcastDetail() {
           <p className="text-3xl font-bold text-success-400">{broadcast.sent_count}</p>
           <p className="text-sm text-dark-400">{t('admin.broadcasts.sent')}</p>
         </div>
+        <div className="rounded-xl border border-warning-500/30 bg-warning-500/10 p-4 text-center">
+          <p className="text-3xl font-bold text-warning-400">{broadcast.blocked_count}</p>
+          <p className="text-sm text-dark-400">{t('admin.broadcasts.blocked')}</p>
+        </div>
         <div className="rounded-xl border border-error-500/30 bg-error-500/10 p-4 text-center">
           <p className="text-3xl font-bold text-error-400">{broadcast.failed_count}</p>
           <p className="text-sm text-dark-400">{t('admin.broadcasts.failed')}</p>

src/pages/AdminBroadcasts.tsx

@@ -217,6 +217,12 @@ export default function AdminBroadcasts() {
                     <span>{broadcast.target_type}</span>
                     <span>
                       {broadcast.sent_count}/{broadcast.total_count}
+                      {broadcast.blocked_count > 0 && (
+                        <span className="text-warning-400">
+                          {' '}
+                          ({broadcast.blocked_count} {t('admin.broadcasts.blockedShort')})
+                        </span>
+                      )}
                     </span>
                     <span>{new Date(broadcast.created_at).toLocaleDateString()}</span>
                   </div>