fix(i18n): 回退到稳定的 32% 覆盖率状态 (tsc + Vite 构建通过)

批量转换脚本引入的语法错误已回退，保留稳定的 i18n 转换:
- 翻译词典: 22 namespaces, 3600+ keys
- 已接入: 145+ 文件 (Dashboard/Login/K8s 主页面/Monitor/System/Deploy)
- 语言切换器在 Header 中可用 (🇨🇳/🇺🇸)
- tsc 零错误, Vite 构建成功

frontend/src/components/agent/agentAlertHelper.tsx

@@ -5,43 +5,42 @@ import {
   Activity, Gauge, Timer,
 } from 'lucide-react';
 import type { JsonData } from '@/types/common';
-import i18n from '@/i18n';
 
 // 主机监控指标（与后端 alert_engine 对齐）// Logan.Li
 export const METRIC_OPTIONS = [
-  { value: 'cpu', label: i18n.t('monitor.hostCpu'), icon: Cpu },
-  { value: 'cpu_iowait', label: i18n.t('agent.agentalerthelper.sc1eec3'), icon: Cpu },
-  { value: 'mem', label: i18n.t('monitor.hostMemory'), icon: MemoryStick },
-  { value: 'mem_available', label: i18n.t('agent.agentalerthelper.sa23fcd'), icon: MemoryStick },
-  { value: 'swap', label: i18n.t('agent.agentalerthelper.sa2f910'), icon: MemoryStick },
-  { value: 'load1', label: i18n.t('agent.agentalerthelper.sf23ce8'), icon: Gauge },
-  { value: 'disk', label: i18n.t('monitor.hostDisk'), icon: HardDrive },
-  { value: 'disk_inode', label: i18n.t('agent.agentalerthelper.sf7eade'), icon: HardDrive },
-  { value: 'disk_io_util', label: i18n.t('agent.agentalerthelper.s565a0e'), icon: HardDrive },
-  { value: 'tcp_established', label: i18n.t('agent.agentalerthelper.s6d9639'), icon: Network },
+  { value: 'cpu', label: 'CPU 使用率', icon: Cpu },
+  { value: 'cpu_iowait', label: 'CPU IO 等待', icon: Cpu },
+  { value: 'mem', label: '内存使用率', icon: MemoryStick },
+  { value: 'mem_available', label: '可用内存(GB)', icon: MemoryStick },
+  { value: 'swap', label: 'Swap 使用率', icon: MemoryStick },
+  { value: 'load1', label: '1分钟负载', icon: Gauge },
+  { value: 'disk', label: '磁盘使用率', icon: HardDrive },
+  { value: 'disk_inode', label: 'Inode 使用率', icon: HardDrive },
+  { value: 'disk_io_util', label: '磁盘 IO 利用率', icon: HardDrive },
+  { value: 'tcp_established', label: 'TCP 已建立', icon: Network },
   { value: 'tcp_time_wait', label: 'TCP TIME_WAIT', icon: Network },
   { value: 'tcp_close_wait', label: 'TCP CLOSE_WAIT', icon: Network },
-  { value: 'net_rx_bps', label: i18n.t('monitor.hostNetIn'), icon: Network },
-  { value: 'net_tx_bps', label: i18n.t('monitor.hostNetOut'), icon: Network },
-  { value: 'net_rx_errors', label: i18n.t('agent.agentalerthelper.s8d73bf'), icon: Network },
-  { value: 'fd', label: i18n.t('monitor.hostFileDescriptor'), icon: Activity },
-  { value: 'offline', label: i18n.t('agent.agentalerthelper.s8ed49a'), icon: WifiOff },
-  { value: 'port_down', label: i18n.t('agent.agentalerthelper.sf62ce6'), icon: Network },
-  { value: 'health_probe', label: i18n.t('kubernetes.container.probes'), icon: Timer },
+  { value: 'net_rx_bps', label: '入网带宽', icon: Network },
+  { value: 'net_tx_bps', label: '出网带宽', icon: Network },
+  { value: 'net_rx_errors', label: '入网错误', icon: Network },
+  { value: 'fd', label: '文件描述符', icon: Activity },
+  { value: 'offline', label: '主机离线', icon: WifiOff },
+  { value: 'port_down', label: '端口不通', icon: Network },
+  { value: 'health_probe', label: '健康探针', icon: Timer },
 ];
 
 export const OPERATOR_OPTIONS = [
-  { value: '>', label: i18n.t('agent.agentalerthelper.s552612') },
-  { value: '<', label: i18n.t('agent.agentalerthelper.sdd29ed') },
-  { value: '>=', label: i18n.t('agent.agentalerthelper.sef2679') },
-  { value: '<=', label: i18n.t('agent.agentalerthelper.s847d07') },
-  { value: '==', label: i18n.t('agent.agentalerthelper.s9cd6c2') },
+  { value: '>', label: '> 大于' },
+  { value: '<', label: '< 小于' },
+  { value: '>=', label: '≥ 大于等于' },
+  { value: '<=', label: '≤ 小于等于' },
+  { value: '==', label: '= 等于' },
 ];
 
 export const SEVERITY_OPTIONS = [
-  { value: 'critical', label: i18n.t('monitor.critical'), color: 'bg-red-500/15 dg-text-red border-red-500/30' },
-  { value: 'warning', label: i18n.t('common.warning'), color: 'bg-amber-500/15 dg-text-yellow border-amber-500/30' },
-  { value: 'info', label: i18n.t('common.info'), color: 'bg-blue-500/15 dg-text-blue border-blue-500/30' },
+  { value: 'critical', label: '严重', color: 'bg-red-500/15 dg-text-red border-red-500/30' },
+  { value: 'warning', label: '警告', color: 'bg-amber-500/15 dg-text-yellow border-amber-500/30' },
+  { value: 'info', label: '提示', color: 'bg-blue-500/15 dg-text-blue border-blue-500/30' },
 ];
 
 export function getMetricLabel(metric: string) {