refactor(settings): AI 模型接入拆为独立 tab 页(/settings/ai)

系统设置分组 tab 顺序:通用配置 → 用户管理 → 审计日志 → LDAP 接入 →
AI 模型接入 → 默认镜像源;设置主页去掉内嵌卡片,子页复用 AiModelSection

frontend/src/i18n/locales/en/common.ts

@@ -19,6 +19,7 @@ export default {
     analysis: 'Log analysis',
     settings: 'General',
     ldap: 'LDAP',
+    aiModel: 'AI Model',
     registry: 'Image Registry',
     users: 'Users',
     audit: 'Audit Log',

frontend/src/i18n/locales/zh/common.ts

@@ -19,6 +19,7 @@ export default {
     analysis: '日志分析',
     settings: '通用配置',
     ldap: 'LDAP 接入',
+    aiModel: 'AI 模型接入',
     registry: '默认镜像源',
     users: '用户管理',
     audit: '审计日志',

frontend/src/pages/settings/ai.tsx

@@ -0,0 +1,16 @@
+import { memo } from 'react'
+import { useTranslation } from 'react-i18next'
+import { PageContainer } from '@/components/PageContainer'
+import { AiModelSection } from './components/AiModelSection'
+
+/** AI 模型接入:系统设置分组的一个 tab(原设置页通用配置内的卡片拆出) */
+const AiModelPage = memo(function AiModelPage() {
+  const { t } = useTranslation('aiops')
+  return (
+    <PageContainer title={t('config.sectionTitle')}>
+      <AiModelSection />
+    </PageContainer>
+  )
+})
+
+export default AiModelPage

frontend/src/pages/settings/index.tsx

@@ -13,7 +13,6 @@ import { PageContainer } from '@/components/PageContainer'
 import { ThemeSection } from './components/ThemeSection'
 import { RetentionSection } from './components/RetentionSection'
 import { LicenseSection } from './components/LicenseSection'
-import { AiModelSection } from './components/AiModelSection'
 import { LanguageSection } from '@/i18n/LanguageSection'
 import { Palette } from 'lucide-react'
 
@@ -72,7 +71,6 @@ const SettingsPage = memo(function SettingsPage() {
   return (
     <PageContainer title={t('title')}>
       <LicenseSection />
-      <AiModelSection />
       {/* 不再有内层 tab：LDAP / 镜像源 已拆成独立路由，
           由左侧「系统设置」分组的顶层 tab 切换（单层 tab 更好理解）。 */}
       <div className="space-y-6">

frontend/src/router/routes.tsx

@@ -19,6 +19,7 @@ import {
   Boxes,
   ShieldCheck,
   Container,
+  Bot,
 } from 'lucide-react';
 import type { AppRoute, MenuItem, RouteMeta } from '@/types/router';
 
@@ -32,6 +33,7 @@ const Collectors = lazy(() => import('@/pages/collectors'));
 const SettingsPage = lazy(() => import('@/pages/settings'));
 const LdapPage = lazy(() => import('@/pages/settings/ldap'));
 const RegistryPage = lazy(() => import('@/pages/settings/registry'));
+const AiModelPage = lazy(() => import('@/pages/settings/ai'));
 const NotFound = lazy(() => import('@/pages/not-found'));
 const WizardPage = lazy(() => import('@/pages/wizard'));
 const LogsPage = lazy(() => import('@/pages/logs'));
@@ -88,7 +90,8 @@ export const routes: AppRoute[] = [
   },
   { path: '/audit', component: AuditPage, auth: true, meta: { title: 'menu.audit', icon: History, order: 10, adminOnly: true, groupKey: 'system', proOnly: true } },
   { path: '/settings/ldap', component: LdapPage, auth: true, meta: { title: 'menu.ldap', icon: ShieldCheck, order: 11, adminOnly: true, groupKey: 'system' } },
-  { path: '/settings/registry', component: RegistryPage, auth: true, meta: { title: 'menu.registry', icon: Container, order: 12, adminOnly: true, groupKey: 'system' } },
+  { path: '/settings/registry', component: RegistryPage, auth: true, meta: { title: 'menu.registry', icon: Container, order: 13, adminOnly: true, groupKey: 'system' } },
+  { path: '/settings/ai', component: AiModelPage, auth: true, meta: { title: 'menu.aiModel', icon: Bot, order: 12, adminOnly: true, groupKey: 'system' } },
   // 系统设置放回侧栏，并作为「系统设置」分组的 tab 起点（order 最小 = 排在第一个）
   {
     path: '/settings', component: SettingsPage, auth: true,