feat: add user profile link button in ticket detail

Add a button next to the ticket sender info that navigates to the
user's admin detail page. Localized in all 4 languages.

src/locales/en.json

@@ -1278,6 +1278,7 @@
       "reminderCooldownDesc": "Minimum time between reminders (1-120 minutes)",
       "settingsUpdateError": "Error saving settings",
       "copyTelegramId": "Click to copy Telegram ID",
+      "viewUser": "Profile",
       "cabinetNotifications": "Cabinet Notifications",
       "userNotificationsEnabled": "User Notifications",
       "userNotificationsEnabledDesc": "Send notifications to users about admin replies",

src/locales/fa.json

@@ -990,6 +990,7 @@
       "adminNotificationsEnabledDesc": "ارسال اعلان به مدیران درباره تیکت‌ها و پاسخ‌های جدید",
       "cabinetNotifications": "اعلان‌های پنل",
       "copyTelegramId": "برای کپی شناسه تلگرام کلیک کنید",
+      "viewUser": "کاربر",
       "userNotificationsEnabled": "اعلان‌های کاربر",
       "userNotificationsEnabledDesc": "ارسال اعلان به کاربران درباره پاسخ‌های مدیر"
     },

src/locales/ru.json

@@ -1793,6 +1793,7 @@
       "reminderCooldownDesc": "Минимальное время между напоминаниями (1-120 минут)",
       "settingsUpdateError": "Ошибка сохранения настроек",
       "copyTelegramId": "Нажмите чтобы скопировать Telegram ID",
+      "viewUser": "Карточка",
       "cabinetNotifications": "Уведомления в кабинете",
       "userNotificationsEnabled": "Уведомления для пользователей",
       "userNotificationsEnabledDesc": "Отправлять уведомления пользователям об ответах админа",

src/locales/zh.json

@@ -1028,6 +1028,7 @@
       "adminNotificationsEnabledDesc": "向管理员发送新工单和回复通知",
       "cabinetNotifications": "面板通知",
       "copyTelegramId": "点击复制Telegram ID",
+      "viewUser": "用户",
       "userNotificationsEnabled": "用户通知",
       "userNotificationsEnabledDesc": "向用户发送管理员回复通知"
     },

src/pages/AdminTickets.tsx

@@ -434,19 +434,29 @@ export default function AdminTickets() {
                     </span>
                   </div>
                 </div>
-                <div className="mb-4 text-sm text-dark-500">
-                  {t('admin.tickets.from')}: {formatUser(selectedTicket)}
-                  {selectedTicket.user?.telegram_id && (
+                <div className="mb-4 flex items-center gap-2 text-sm text-dark-500">
+                  <span>
+                    {t('admin.tickets.from')}: {formatUser(selectedTicket)}
+                    {selectedTicket.user?.telegram_id && (
+                      <button
+                        onClick={() => copyToClipboard(String(selectedTicket.user!.telegram_id))}
+                        className="ml-1 rounded bg-dark-700 px-2 py-0.5 text-xs transition-colors hover:bg-dark-600"
+                        title={t('admin.tickets.copyTelegramId')}
+                      >
+                        TG: {selectedTicket.user!.telegram_id}
+                      </button>
+                    )}{' '}
+                    | {t('admin.tickets.created')}:{' '}
+                    {new Date(selectedTicket.created_at).toLocaleString()}
+                  </span>
+                  {selectedTicket.user && (
                     <button
-                      onClick={() => copyToClipboard(String(selectedTicket.user!.telegram_id))}
-                      className="ml-1 rounded bg-dark-700 px-2 py-0.5 text-xs transition-colors hover:bg-dark-600"
-                      title={t('admin.tickets.copyTelegramId')}
+                      onClick={() => navigate(`/admin/users/${selectedTicket.user!.id}`)}
+                      className="shrink-0 rounded-lg border border-accent-500/30 bg-accent-500/10 px-2 py-0.5 text-xs text-accent-400 transition-colors hover:bg-accent-500/20"
                     >
-                      TG: {selectedTicket.user!.telegram_id}
+                      {t('admin.tickets.viewUser')}
                     </button>
-                  )}{' '}
-                  | {t('admin.tickets.created')}:{' '}
-                  {new Date(selectedTicket.created_at).toLocaleString()}
+                  )}
                 </div>
                 <div className="flex flex-wrap gap-2">
                   {['open', 'pending', 'answered', 'closed'].map((s) => (