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/kubernetes/KubernetesClusterDialog.tsx

@@ -15,7 +15,6 @@ import {
 import { kubernetesApi } from '@/api';
 import { toast } from 'sonner';
 import type { JsonData } from '@/types/common';
-import { useTranslation } from 'react-i18next';
 
 // 名称即 code，只允许英文/数字/连字符
 const NAME_RE = /^[a-zA-Z0-9]([a-zA-Z0-9-]*[a-zA-Z0-9])?$/;
@@ -41,7 +40,6 @@ export function KubernetesClusterDialog({
   editingCluster?: JsonData;
   onSaved: () => void;
 }) {
-  const { t } = useTranslation();
   const [formData, setFormData] = useState({ ...emptyForm });
   const [submitting, setSubmitting] = useState(false);
   const [hasToken, setHasToken] = useState(false);
@@ -90,7 +88,7 @@ export function KubernetesClusterDialog({
     if (!value.trim()) {
       setNameError('');
     } else if (!NAME_RE.test(value)) {
-      setNameError(t('kubernetes.kubernetesclusterdialog.sc7ec6c'));
+      setNameError('只允许英文、数字和连字符(-)，首尾不能是连字符');
     } else {
       setNameError('');
     }
@@ -112,7 +110,7 @@ export function KubernetesClusterDialog({
 
   const handleSubmit = async () => {
     if (!formData.name.trim() || !NAME_RE.test(formData.name.trim())) {
-      toast.error(t('kubernetes.kubernetesclusterdialog.s38bbfe')); return;
+      toast.error('请输入有效的集群名称（英文/数字/连字符）'); return;
     }
     try {
       setSubmitting(true);
@@ -134,7 +132,7 @@ export function KubernetesClusterDialog({
       onOpenChange(false);
       onSaved();
     } catch (e) {
-      console.error(t('kubernetes.kubernetesclusterdialog.s7aa44b'), e);
+      console.error('保存集群失败:', e);
     } finally {
       setSubmitting(false);
     }
@@ -147,20 +145,20 @@ export function KubernetesClusterDialog({
       <DialogContent className="bg-[var(--dg-bg-secondary)] border-[var(--dg-border)] max-w-2xl">
         <DialogHeader>
           <DialogTitle className="text-[var(--dg-text-primary)]">
-            {editingCluster ? t('kubernetes.cluster.editCluster') : t('kubernetes.cluster.addCluster')}
+            {editingCluster ? '编辑集群' : '添加集群'}
           </DialogTitle>
           <DialogDescription className="text-[var(--dg-text-secondary)]">
-            {editingCluster ? t('kubernetes.kubernetesclusterdialog.s2d42f2') : t('kubernetes.kubernetesclusterdialog.sfe6c79')}
+            {editingCluster ? '修改集群接入配置' : '配置新的 Kubernetes 集群接入信息'}
           </DialogDescription>
         </DialogHeader>
         <div className="space-y-4 py-2 max-h-[60vh] overflow-y-auto pr-1">
           <div className="grid grid-cols-2 gap-4">
             <div className="space-y-2">
-              <Label className="text-[var(--dg-text-secondary)]">{t('kubernetes.cluster.clusterName')}</Label>
+              <Label className="text-[var(--dg-text-secondary)]">集群名称</Label>
               <Input
                 value={formData.name}
                 onChange={(e) => handleNameChange(e.target.value)}
-                placeholder=t('kubernetes.kubernetesclusterdialog.s298c86')
+                placeholder="如: prod-cluster"
                 className={`bg-[var(--dg-bg-tertiary)] border-[var(--dg-border)] text-[var(--dg-text-primary)] placeholder:text-[var(--dg-text-muted)] ${nameError ? 'border-red-500' : ''}`}
               />
               {nameError && <p className="text-xs dg-text-red">{nameError}</p>}
@@ -169,28 +167,28 @@ export function KubernetesClusterDialog({
               </p>
             </div>
             <div className="space-y-2">
-              <Label className="text-[var(--dg-text-secondary)]">{t('kubernetes.kubernetesclusterdialog.sbf23eb')}</Label>
+              <Label className="text-[var(--dg-text-secondary)]">版本（可选）</Label>
               <Input
                 value={formData.version}
                 onChange={(e) => setFormData({ ...formData, version: e.target.value })}
-                placeholder=t('kubernetes.kubernetesclusterdialog.s90a9ef')
+                placeholder="如: 1.28.0"
                 className="bg-[var(--dg-bg-tertiary)] border-[var(--dg-border)] text-[var(--dg-text-primary)] placeholder:text-[var(--dg-text-muted)]"
               />
             </div>
           </div>
 
           <div className="space-y-2">
-            <Label className="text-[var(--dg-text-secondary)]">{t('common.description')}</Label>
+            <Label className="text-[var(--dg-text-secondary)]">描述</Label>
             <Input
               value={formData.description}
               onChange={(e) => setFormData({ ...formData, description: e.target.value })}
-              placeholder=t('kubernetes.kubernetesclusterdialog.s33a940')
+              placeholder="集群用途描述"
               className="bg-[var(--dg-bg-tertiary)] border-[var(--dg-border)] text-[var(--dg-text-primary)] placeholder:text-[var(--dg-text-muted)]"
             />
           </div>
 
           <div className="space-y-2">
-            <Label className="text-[var(--dg-text-secondary)]">{t('kubernetes.kubernetesclusterdialog.saaa159')}</Label>
+            <Label className="text-[var(--dg-text-secondary)]">接入方式</Label>
             <RadioGroup
               value={String(formData.config_type)}
               onValueChange={(v) => setFormData({ ...formData, config_type: Number(v) })}
@@ -220,12 +218,12 @@ export function KubernetesClusterDialog({
           {formData.config_type === 0 ? (
             <div className="space-y-2">
               <Label className="text-[var(--dg-text-secondary)]">
-                Token {hasToken && <span className="dg-text-green text-xs ml-1">{t('kubernetes.kubernetesclusterdialog.sb7caaa')}</span>}
+                Token {hasToken && <span className="dg-text-green text-xs ml-1">✓ 已配置（留空不修改）</span>}
               </Label>
               <Textarea
                 value={formData.token}
                 onChange={(e) => setFormData({ ...formData, token: e.target.value })}
-                placeholder={hasToken ? t('kubernetes.kubernetesclusterdialog.sf26ca5') : t('kubernetes.kubernetesclusterdialog.s105008')}
+                placeholder={hasToken ? '已配置，输入新值覆盖...' : '粘贴 Service Account Token...'}
                 rows={4}
                 className="bg-[var(--dg-bg-tertiary)] border-[var(--dg-border)] text-[var(--dg-text-primary)] placeholder:text-[var(--dg-text-muted)] font-mono text-xs"
               />
@@ -233,12 +231,12 @@ export function KubernetesClusterDialog({
           ) : (
             <div className="space-y-2">
               <Label className="text-[var(--dg-text-secondary)]">
-                Kubeconfig {hasKubeConfig && <span className="dg-text-green text-xs ml-1">{t('kubernetes.kubernetesclusterdialog.sb7caaa')}</span>}
+                Kubeconfig {hasKubeConfig && <span className="dg-text-green text-xs ml-1">✓ 已配置（留空不修改）</span>}
               </Label>
               <Textarea
                 value={formData.kube_config}
                 onChange={(e) => handleKubeConfigChange(e.target.value)}
-                placeholder={hasKubeConfig ? t('kubernetes.kubernetesclusterdialog.sf26ca5') : 'apiVersion: v1\nkind: Config\nclusters:\n- cluster:\n    server: https://10.0.0.1:6443\n    ...'}
+                placeholder={hasKubeConfig ? '已配置，输入新值覆盖...' : 'apiVersion: v1\nkind: Config\nclusters:\n- cluster:\n    server: https://10.0.0.1:6443\n    ...'}
                 rows={10}
                 className="bg-[var(--dg-bg-tertiary)] border-[var(--dg-border)] text-[var(--dg-text-primary)] placeholder:text-[var(--dg-text-muted)] font-mono text-xs"
               />
@@ -263,7 +261,7 @@ export function KubernetesClusterDialog({
             disabled={canSubmit}
             className="bg-[var(--dg-blue)] hover:opacity-90 text-white"
           >
-            {submitting ? i18n.t('k8s.topology.saving') : editingCluster ? i18n.t('common.save') : i18n.t('common.add')}
+            {submitting ? '保存中...' : editingCluster ? '保存' : '添加'}
           </Button>
         </DialogFooter>
       </DialogContent>