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/deployment-detail/DeploymentOverview.tsx

@@ -8,6 +8,7 @@ import { Input } from '@/components/ui/input';
 import { Badge } from '@/components/ui/badge';
 import { CreateHPADialog } from './CreateHPADialog';
 import type { JsonData } from '@/types/common';
+import { useTranslation } from 'react-i18next';
 
 export interface DeploymentOverviewProps {
   deploymentName: string;
@@ -37,6 +38,7 @@ export function DeploymentOverview({
   newImage, showImageUpdate, onBack, onRefresh, onScale, onRestart,
   onNewImageChange, onToggleImageUpdate, onUpdateImage,
 }: DeploymentOverviewProps) {
+  const { t } = useTranslation();
   return (
     <>
       <div className="flex items-center justify-between">
@@ -60,7 +62,7 @@ export function DeploymentOverview({
       <div className="grid grid-cols-2 md:grid-cols-4 gap-3">
         <Card className="dg-card">
           <CardContent className="p-3">
-            <p className="text-xs dg-text-muted">副本状态</p>
+            <p className="text-xs dg-text-muted">{t('kubernetes.deploymentoverview.sb4cac1')}</p>
             <p className={`text-lg font-bold ${isHealthy ? 'dg-text-green' : 'dg-text-yellow'}`}>
               {ready}/{total}
             </p>
@@ -68,13 +70,13 @@ export function DeploymentOverview({
         </Card>
         <Card className="dg-card">
           <CardContent className="p-3">
-            <p className="text-xs dg-text-muted">可用副本</p>
+            <p className="text-xs dg-text-muted">{t('k8s.column.availableReplicas')}</p>
             <p className="text-lg font-bold dg-text-blue">{available}</p>
           </CardContent>
         </Card>
         <Card className="dg-card">
           <CardContent className="p-3">
-            <p className="text-xs dg-text-muted">镜像</p>
+            <p className="text-xs dg-text-muted">{t('k8s.column.image')}</p>
             <p className="text-sm font-mono text-[var(--dg-text-secondary)] truncate max-w-[200px]" title={deployment.image}>
               {deployment.image?.split('/').pop() || '-'}
             </p>
@@ -84,10 +86,10 @@ export function DeploymentOverview({
           <CardContent className="p-3">
             <p className="text-xs dg-text-muted">HPA</p>
             {hpas.length > 0 ? (
-              <p className="text-lg font-bold dg-text-purple">已启用</p>
+              <p className="text-lg font-bold dg-text-purple">{t('alert.enabled')}</p>
             ) : (
               <div className="flex items-center justify-between">
-                <p className="text-lg font-bold dg-text-muted">未配置</p>
+                <p className="text-lg font-bold dg-text-muted">{t('k8s.dnsHost.notConfigured')}</p>
                 <CreateHPADialog
                   clusterCode={clusterCode}
                   namespace={namespace}
@@ -102,7 +104,7 @@ export function DeploymentOverview({
 
       <Card className="dg-card">
         <CardHeader className="pb-3">
-          <CardTitle className="text-base text-[var(--dg-text-primary)]">操作</CardTitle>
+          <CardTitle className="text-base text-[var(--dg-text-primary)]">{t('common.actions')}</CardTitle>
         </CardHeader>
         <CardContent>
           <div className="flex flex-wrap items-center gap-3">
@@ -146,16 +148,16 @@ export function DeploymentOverview({
               <Input
                 value={newImage}
                 onChange={(e) => onNewImageChange(e.target.value)}
-                placeholder="输入新镜像地址，如 harbor.example.com/app:v2.0"
+                placeholder=t('kubernetes.deploymentoverview.s416d7e')
                 className="flex-1 h-9 dg-input text-[var(--dg-text-primary)] text-sm font-mono"
               />
               <Button size="sm" className="bg-blue-600 hover:bg-blue-700"
                 disabled={actionLoading === 'image' || !newImage.trim()}
                 onClick={onUpdateImage}
               >
-                {actionLoading === 'image' ? <Loader2 className="h-4 w-4 animate-spin" /> : '更新'}
+                {actionLoading === 'image' ? <Loader2 className="h-4 w-4 animate-spin" /> : t('common.update')}
               </Button>
-              <Button variant="ghost" size="sm" className="dg-text-secondary" onClick={onToggleImageUpdate}>取消</Button>
+              <Button variant="ghost" size="sm" className="dg-text-secondary" onClick={onToggleImageUpdate}>{t('common.cancel')}</Button>
             </div>
           )}
         </CardContent>