feat(i18n): 安全批量转换 135 文件 — 覆盖率 34%→62%

使用 i18n.t() 全局方式（避免 hook 定位问题）:
- 288 目标文件中 135 个成功转换
- 2228 处中文替换为 i18n.t() 调用
- 1006 个新翻译 key 添加到 zh-CN.json + en-US.json
- 词典总量: 3554 keys (22 namespaces)
- tsc 零错误 + Vite 构建成功
- 6 个含代码示例/数据字符串的文件安全回退

frontend/src/components/task/ScriptManager.tsx

@@ -23,6 +23,7 @@ import { PageShell } from '@/components/layout/PageShell';
 import { ContentPanel } from '@/components/layout/ContentPanel';
 import { PageEmpty } from '@/components/layout/PageEmpty';
 import type { JsonData } from '@/types/common';
+import i18n from '@/i18n';
 
 export function ScriptManager() {
   const _confirm = useConfirm();
@@ -51,7 +52,7 @@ export function ScriptManager() {
       const items = (res as JsonData)?.list || [];
       setScripts(items.map(mapScript));
     } catch {
-      toast.error('获取脚本列表失败');
+      toast.error(i18n.t('task.scriptmanagerts.s0fa2607f'));
     } finally {
       setLoading(false);
     }
@@ -112,7 +113,7 @@ export function ScriptManager() {
 
   const handleSave = async () => {
     if (!formData.name.trim() || !formData.content.trim()) {
-      toast.error('请填写名称和脚本内容');
+      toast.error(i18n.t('task.scriptmanagerts.s54c121b2'));
       return;
     }
     const payload = {
@@ -126,15 +127,15 @@ export function ScriptManager() {
     try {
       if (editingId !== null) {
         await scriptApi.updateScript(editingId, payload);
-        toast.success('脚本更新成功');
+        toast.success(i18n.t('task.scriptmanagerts.sdb91e3c4'));
       } else {
         await scriptApi.createScript(payload);
-        toast.success('脚本创建成功');
+        toast.success(i18n.t('task.scriptmanagerts.s4aac59ea'));
       }
       setEditorOpen(false);
       fetchScripts();
     } catch (e) {
-      toast.error(e instanceof Error ? e.message : (editingId !== null ? '更新失败' : '创建失败'));
+      toast.error(e instanceof Error ? e.message : (editingId !== null ? i18n.t('kubernetes.deployment.imageUpdateFailed') : i18n.t('monitor.dashboard.custom.toastCreateFailed')));
     }
   };
 
@@ -148,27 +149,27 @@ export function ScriptManager() {
         content: sc.content,
         timeout: sc.timeout,
       });
-      toast.success('复制成功');
+      toast.success(i18n.t('common.copySuccess'));
       fetchScripts();
     } catch (e) {
-      toast.error(e instanceof Error ? e.message : '复制失败');
+      toast.error(e instanceof Error ? e.message : i18n.t('monitor.logPanel.copyFailed'));
     }
   };
 
   const handleDelete = async (sc: Script) => {
     const ok = await _confirm({
-      title: '删除脚本',
+      title: i18n.t('automation.deleteScript'),
       description: `确定删除「${sc.name}」吗？此操作不可恢复。`,
-      confirmText: '删除',
+      confirmText: i18n.t('kubernetes.storage.delete2'),
       variant: 'destructive',
     });
     if (!ok) return;
     try {
       await scriptApi.deleteScript(sc.id);
-      toast.success('删除成功');
+      toast.success(i18n.t('kubernetes.msg.deleteSuccess'));
       fetchScripts();
     } catch (e) {
-      toast.error(e instanceof Error ? e.message : '删除失败');
+      toast.error(e instanceof Error ? e.message : i18n.t('kubernetes.msg.deleteFailed2'));
     }
   };
 
@@ -193,9 +194,9 @@ export function ScriptManager() {
   const handleBatchDelete = async () => {
     if (selectedIds.length === 0) return;
     const ok = await _confirm({
-      title: '批量删除脚本',
+      title: i18n.t('task.scriptmanagerts.sd730a0fc'),
       description: `确定删除选中的 ${selectedIds.length} 个脚本吗？此操作不可恢复。`,
-      confirmText: '批量删除',
+      confirmText: i18n.t('system.terminalBatchDelete'),
       variant: 'destructive',
     });
     if (!ok) return;
@@ -205,7 +206,7 @@ export function ScriptManager() {
       setSelectedIds([]);
       fetchScripts();
     } catch (e) {
-      toast.error(e instanceof Error ? e.message : '批量删除失败');
+      toast.error(e instanceof Error ? e.message : i18n.t('system.batchDeleteFailed'));
     }
   };
 
@@ -215,7 +216,7 @@ export function ScriptManager() {
         <div className="relative flex-1">
           <Search className="absolute left-3 top-1/2 -translate-y-1/2 w-4 h-4 dg-text-muted" />
           <Input
-            placeholder="搜索名称、描述..."
+            placeholder={i18n.t('deploy.label.searchPlaceholder')}
             value={searchQuery}
             onChange={(e) => setSearchQuery(e.target.value)}
             className="pl-10 dg-input"
@@ -223,10 +224,10 @@ export function ScriptManager() {
         </div>
         <Select value={typeFilter} onValueChange={setTypeFilter}>
           <SelectTrigger className="w-[140px] dg-input">
-            <SelectValue placeholder="类型" />
+            <SelectValue placeholder={i18n.t('system.credentialType')} />
           </SelectTrigger>
           <SelectContent>
-            <SelectItem value="all">全部类型</SelectItem>
+            <SelectItem value="all"> {i18n.t('k8s.topology.allTypes')} </SelectItem>
             {scriptTypes.map(t => (
               <SelectItem key={t.value} value={t.value}>{t.label}</SelectItem>
             ))}
@@ -240,8 +241,8 @@ export function ScriptManager() {
     <>
       <PageShell
         variant="list"
-        title="脚本库"
-        subtitle="脚本编辑与管理"
+        title={i18n.t('automation.scripts')}
+        subtitle={i18n.t('task.scriptmanagerts.sed1decc7')}
         icon={<FileCode className="h-5 w-5" />}
         toolbar={toolbar}
         loading={loading}
@@ -294,8 +295,8 @@ export function ScriptManager() {
 
         {filteredScripts.length === 0 ? (
           <PageEmpty
-            title={scripts.length === 0 ? '暂无脚本' : '未匹配到符合条件的脚本'}
-            description={scripts.length === 0 ? '点击「新建脚本」创建第一个' : undefined}
+            title={scripts.length === 0 ? i18n.t('automation.noScript') : i18n.t('task.scriptmanagerts.s83533de7')}
+            description={scripts.length === 0 ? i18n.t('task.scriptmanagerts.sc31b6baa') : undefined}
             action={scripts.length === 0 && canWrite ? (
               <Button className="dg-btn-primary" onClick={openCreate}>
                 <Plus className="w-4 h-4 mr-2" />