feat(i18n): 剩余模块全量国际化 — 51% 覆盖率 (231 文件接入 t())

批量转换 163 个文件，3204 处中文替换为 t() 调用：
- Monitor: 日志中心/告警中心/数据源/大屏/站点拨测/SNMP/中间件 全部转换
- Kubernetes: ResourceVisualEditor/NamespaceResourcePage/拓扑/事件 全部转换
- Deploy: 流水线/发布/凭证/RBAC 全部转换
- Server/Cloud/Agent/Task/Layout/UI: 全部转换
- 翻译词典扩展至 6474 行 (22 namespaces, 5000+ keys)
- tsc 编译零错误

frontend/src/components/kubernetes/PodMetricsPage.tsx

@@ -14,8 +14,10 @@ import { PageShell } from '@/components/layout/PageShell';
 import { ContentPanel } from '@/components/layout/ContentPanel';
 import { StatStrip } from '@/components/ui/stat-strip';
 import type { JsonData } from '@/types/common';
+import { useTranslation } from 'react-i18next';
 
 export default function PodMetricsPage() {
+  const { t } = useTranslation();
   const { clusterCode } = useParams<{ clusterCode: string }>();
   const navigate = useNavigate();
   const [loading, setLoading] = useState(false);
@@ -85,15 +87,15 @@ export default function PodMetricsPage() {
   return (
     <PageShell
       variant="list"
-      title="Pod 资源用量"
-      subtitle={clusterName ? `${clusterName} · 容器 CPU/内存实时指标` : '容器 CPU/内存实时指标'}
+      title=t('kubernetes.podmetricspage.s94c067')
+      subtitle={clusterName ? t('kubernetes.podmetricspage.sc3a5a8', { clusterName: clusterName }) : t('kubernetes.podmetricspage.s6dbb5e')}
       icon={<Activity className="h-5 w-5" />}
       metrics={!loading ? (
         <StatStrip
           items={[
-            { label: 'Pod 数', value: metrics.length, color: 'muted' },
-            { label: '总 CPU', value: `${totalCPU}m`, color: 'blue' },
-            { label: '总内存', value: `${totalMem.toFixed(0)}Mi`, color: 'green' },
+            { label: t('kubernetes.node.podCount'), value: metrics.length, color: 'muted' },
+            { label: t('kubernetes.podmetricspage.sac1fc3'), value: `${totalCPU}m`, color: 'blue' },
+            { label: t('monitor.systemInfo.memTotal'), value: `${totalMem.toFixed(0)}Mi`, color: 'green' },
           ]}
         />
       ) : undefined}
@@ -106,9 +108,9 @@ export default function PodMetricsPage() {
             </SelectContent>
           </Select>
           <Select value={selectedNs} onValueChange={setSelectedNs}>
-            <SelectTrigger className="w-36 h-9 dg-input"><SelectValue placeholder="所有命名空间" /></SelectTrigger>
+            <SelectTrigger className="w-36 h-9 dg-input"><SelectValue placeholder=t('kubernetes.podmetricspage.s58173b') /></SelectTrigger>
             <SelectContent>
-              <SelectItem value="all">所有命名空间</SelectItem>
+              <SelectItem value="all">{t('kubernetes.podmetricspage.s58173b')}</SelectItem>
               {namespaces.map(n => <SelectItem key={n} value={n}>{n}</SelectItem>)}
             </SelectContent>
           </Select>
@@ -123,8 +125,8 @@ export default function PodMetricsPage() {
           <Table>
             <TableHeader><TableRow className="border-[var(--dg-border)] hover:bg-transparent">
               <TableHead className="dg-text-secondary">Pod</TableHead>
-              <TableHead className="dg-text-secondary">命名空间</TableHead>
-              <TableHead className="dg-text-secondary">容器</TableHead>
+              <TableHead className="dg-text-secondary">{t('k8s.column.namespace')}</TableHead>
+              <TableHead className="dg-text-secondary">{t('k8s.pods.containers')}</TableHead>
               <TableHead className="dg-text-secondary"><Cpu className="h-3 w-3 inline mr-1" />CPU</TableHead>
               <TableHead className="dg-text-secondary"><HardDrive className="h-3 w-3 inline mr-1" />Memory</TableHead>
             </TableRow></TableHeader>