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/monitor/alert-center/ContactDialog.tsx

@@ -12,12 +12,14 @@ import {
 import { toast } from 'sonner';
 import { alertApi } from '@/api';
 import type { Contact } from './alert-center-helpers';
+import { useTranslation } from 'react-i18next';
+import i18n from '@/i18n';
 
 const CHANNEL_OPTIONS = [
-  { value: 'feishu', label: '飞书', placeholder: 'https://open.feishu.cn/open-apis/bot/v2/hook/...' },
-  { value: 'dingtalk', label: '钉钉', placeholder: 'https://oapi.dingtalk.com/robot/send?access_token=...' },
-  { value: 'wechat', label: '企业微信', placeholder: 'https://qyapi.weixin.qq.com/cgi-bin/webhook/send?key=...' },
-  { value: 'webhook', label: '自定义Webhook', placeholder: 'https://your-webhook-url...' },
+  { value: 'feishu', label: i18n.t('monitor.contactdialog.s7714e5'), placeholder: 'https://open.feishu.cn/open-apis/bot/v2/hook/...' },
+  { value: 'dingtalk', label: i18n.t('monitor.contactDingtalk'), placeholder: 'https://oapi.dingtalk.com/robot/send?access_token=...' },
+  { value: 'wechat', label: i18n.t('monitor.contactWechat'), placeholder: 'https://qyapi.weixin.qq.com/cgi-bin/webhook/send?key=...' },
+  { value: 'webhook', label: i18n.t('monitor.contactdialog.s3ccb7a'), placeholder: 'https://your-webhook-url...' },
 ];
 
 export function ContactDialog({
@@ -31,6 +33,7 @@ export function ContactDialog({
   editingContact: Contact | null;
   onSaved: () => void;
 }) {
+  const { t } = useTranslation();
   const [channelType, setChannelType] = useState('feishu');
   const [form, setForm] = useState({ name: '', phone: '', email: '', webhook_url: '' });
   const [saving, setSaving] = useState(false);
@@ -65,15 +68,15 @@ export function ContactDialog({
       };
       if (editingContact) {
         await alertApi.updateContact(editingContact.id, payload);
-        toast.success('联系人已更新');
+        toast.success(t('monitor.contactdialog.sa0fe38'));
       } else {
         await alertApi.createContact(payload);
-        toast.success('联系人已添加');
+        toast.success(t('monitor.contactdialog.s50ee3f'));
       }
       onOpenChange(false);
       onSaved();
     } catch {
-      toast.error('保存失败');
+      toast.error(t('common.saveFailed'));
     } finally {
       setSaving(false);
     }
@@ -85,21 +88,21 @@ export function ContactDialog({
     <Dialog open={open} onOpenChange={onOpenChange}>
       <DialogContent>
         <DialogHeader>
-          <DialogTitle>{editingContact ? '编辑报警联系人' : '添加报警联系人'}</DialogTitle>
-          <DialogDescription>选择通知渠道并填入 Webhook 地址</DialogDescription>
+          <DialogTitle>{editingContact ? t('monitor.contactdialog.sbc3c27') : t('monitor.contactdialog.sc044d1')}</DialogTitle>
+          <DialogDescription>{t('monitor.contactdialog.s04b40a')}</DialogDescription>
         </DialogHeader>
         <div className="space-y-4">
           <div className="space-y-2">
-            <Label>姓名 *</Label>
+            <Label>{t('monitor.contactdialog.s7c46af')}</Label>
             <Input
               value={form.name}
               onChange={(e) => setForm({ ...form, name: e.target.value })}
-              placeholder="如：张三"
+              placeholder=t('monitor.contactdialog.s6b9850')
             />
           </div>
           <div className="grid grid-cols-2 gap-3">
             <div className="space-y-2">
-              <Label>手机号</Label>
+              <Label>{t('system.userPhone')}</Label>
               <Input
                 value={form.phone}
                 onChange={(e) => setForm({ ...form, phone: e.target.value })}
@@ -107,7 +110,7 @@ export function ContactDialog({
               />
             </div>
             <div className="space-y-2">
-              <Label>邮箱</Label>
+              <Label>{t('system.userEmail')}</Label>
               <Input
                 value={form.email}
                 onChange={(e) => setForm({ ...form, email: e.target.value })}
@@ -116,10 +119,10 @@ export function ContactDialog({
             </div>
           </div>
           <div className="space-y-2">
-            <Label>渠道类型 *</Label>
+            <Label>{t('monitor.contactdialog.sc84995')}</Label>
             <Select value={channelType} onValueChange={setChannelType}>
               <SelectTrigger>
-                <SelectValue placeholder="选择渠道类型" />
+                <SelectValue placeholder=t('monitor.contactdialog.seb8768') />
               </SelectTrigger>
               <SelectContent>
                 {CHANNEL_OPTIONS.map(opt => (
@@ -139,9 +142,9 @@ export function ContactDialog({
           </div>
         </div>
         <DialogFooter>
-          <Button variant="outline" onClick={() => onOpenChange(false)}>取消</Button>
+          <Button variant="outline" onClick={() => onOpenChange(false)}>{t('common.cancel')}</Button>
           <Button onClick={handleSave} disabled={!form.name.trim() || !form.webhook_url.trim() || saving}>
-            {saving ? '保存中...' : editingContact ? '保存修改' : '添加联系人'}
+            {saving ? i18n.t('k8s.topology.saving') : editingContact ? i18n.t('cloud.saveChanges') : i18n.t('alert.addContact')}
           </Button>
         </DialogFooter>
       </DialogContent>