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/deploy/ReleaseApproveDialog.tsx

@@ -13,6 +13,7 @@ import { AlertCircle, X, Check, Loader2 } from 'lucide-react';
 import { releaseApi } from '@/api';
 import { toast } from 'sonner';
 import type { JsonData } from '@/types/common';
+import { useTranslation } from 'react-i18next';
 
 interface ReleaseApproveDialogProps {
   release: JsonData | null;
@@ -22,6 +23,7 @@ interface ReleaseApproveDialogProps {
 }
 
 export function ReleaseApproveDialog({ release, open, onOpenChange, onSuccess }: ReleaseApproveDialogProps) {
+  const { t } = useTranslation();
   const [submitting, setSubmitting] = useState(false);
 
   // 提交完成即重置 loading（防复用） // Logan.Li
@@ -35,15 +37,15 @@ export function ReleaseApproveDialog({ release, open, onOpenChange, onSuccess }:
     try {
       if (approved) {
         await releaseApi.approveRelease(release.id);
-        toast.success('审批通过');
+        toast.success(t('approval.flow.approveTitle'));
       } else {
         await releaseApi.rejectRelease(release.id);
-        toast.success('已驳回');
+        toast.success(t('deploy.toast.rejected'));
       }
       onOpenChange(false);
       onSuccess?.();
     } catch {
-      toast.error(approved ? '审批失败' : '驳回失败');
+      toast.error(approved ? t('approval.msg.approveFailed') : t('deploy.release.rejectFail'));
     } finally {
       setSubmitting(false);
     }
@@ -53,7 +55,7 @@ export function ReleaseApproveDialog({ release, open, onOpenChange, onSuccess }:
     <Dialog open={open} onOpenChange={onOpenChange}>
       <DialogContent>
         <DialogHeader>
-          <DialogTitle>审批发布</DialogTitle>
+          <DialogTitle>{t('pipeline.approve')}</DialogTitle>
           <DialogDescription>
             {release?.app_name} - {release?.version}
           </DialogDescription>
@@ -61,7 +63,7 @@ export function ReleaseApproveDialog({ release, open, onOpenChange, onSuccess }:
         <div className="py-4">
           {release?.description && (
             <div className="p-3 rounded-lg bg-[var(--dg-bg-tertiary)] mb-4">
-              <p className="text-xs text-[var(--dg-text-secondary)] mb-1">发布说明</p>
+              <p className="text-xs text-[var(--dg-text-secondary)] mb-1">{t('pipeline.releaseDesc')}</p>
               <p className="text-sm text-[var(--dg-text-primary)]">{release.description}</p>
             </div>
           )}