refactor(i18n): U27 多模块 phantom key 批量清理 — Cloud/Deploy/Agent/Monitor/System 5 模块 25 文件, 180 个 phantom key → 51 残留, 129 个替换为语义化键, 新增 12 子命名空间, zh/en 7185→7294 +109 键对齐, tsc -b=0, npm build✓ (16.31s), ESLint=0/0/0, go build=0, 17/17 测试通过

frontend/src/components/monitor/AlertRulesTab.tsx

@@ -54,15 +54,15 @@ export function AlertRulesTab({
 
   const handleDeleteRule = async ( id: number) => {
     const ok = await confirm({
-      title: i18n.t('删除告警规则'),
-      description: i18n.t('确定删除此告警规则？'),
+      title: i18n.t('monitor.alertRulesTab.deleteRule'),
+      description: i18n.t('monitor.alertRulesTab.deleteConfirm'),
       confirmText: i18n.t('kubernetes.storage.delete2'),
       variant: 'destructive',
     });
     if (!ok) return;
     try {
       await alertApi.deleteRule(id);
-      toast.success(i18n.t('告警规则已删除'));
+      toast.success(i18n.t('monitor.alertRulesTab.deleted'));
       onReload();
     } catch (error) {
       console.error('Failed to delete rule:', error);
@@ -74,7 +74,7 @@ export function AlertRulesTab({
   const handleBatchDelete = async () => {
     if (selectedIds.length === 0) return;
     const ok = await confirm({
-      title: i18n.t('删除告警规则'),
+      title: i18n.t('monitor.alertRulesTab.deleteRule'),
       description: `确定删除选中的 ${selectedIds.length} 条告警规则吗？此操作不可撤销。`,
       confirmText: i18n.t('system.terminalBatchDelete'),
       variant: 'destructive',