refactor(frontend): 优化通用组件

- 改进ConfirmDialog对话框组件
- 增强DataTable表格组件功能和响应式布局
- 优化EmptyState空状态组件
- 完善SubscriptionProgressMini订阅进度组件

frontend/src/components/common/SubscriptionProgressMini.vue

@@ -246,7 +246,7 @@ function formatDaysRemaining(expiresAt: string): string {
   const diff = expires.getTime() - now.getTime()
   if (diff < 0) return t('subscriptionProgress.expired')
   const days = Math.ceil(diff / (1000 * 60 * 60 * 24))
-  if (days === 0) return t('subscriptionProgress.expirestoday')
+  if (days === 0) return t('subscriptionProgress.expiresToday')
   if (days === 1) return t('subscriptionProgress.expiresTomorrow')
   return t('subscriptionProgress.daysRemaining', { days })
 }