fix(admin): close hero/banner config chain in page-display IA

Wire existing HeroManager/BannerManager into page-display routes and
component loaders, fix banner REST round-trip (show_meta + optional title),
and retarget operator deep-links to the real slide managers.

assets/admin/src/constants/sections/page-display.js

@@ -42,10 +42,32 @@ export const pageDisplaySection = {
       label: '顶部多功能组件',
       route: '/page-display/header-components',
       title: '顶部多功能组件',
-      desc: '顶部轮播、图标卡片、搜索条、公告条等组件配置。',
+      desc: '配置顶部组件显示范围、轮播参数、搜索覆盖层与图标卡片。幻灯片内容见「Hero 轮播」「Banner 轮播」。',
       canonicalDomain: 'page_display',
       section: 'header-components',
     }),
+    customPage({
+      key: 'page-display-hero',
+      name: 'PageDisplayHero',
+      label: 'Hero 轮播',
+      route: '/page-display/hero',
+      title: 'Hero 轮播管理',
+      desc: '管理首页顶部 Hero 幻灯片内容（图片/视频、文案、图层、跳转）。显示开关与搜索/卡片配置见「顶部多功能组件」。',
+      component: 'HeroManager',
+      canonicalDomain: 'page_display',
+      section: 'hero',
+    }),
+    customPage({
+      key: 'page-display-banner',
+      name: 'PageDisplayBanner',
+      label: 'Banner 轮播',
+      route: '/page-display/banner',
+      title: 'Banner 管理',
+      desc: '管理首页内容流 Banner 幻灯片（图片、文案、跳转、启用状态）。',
+      component: 'BannerManager',
+      canonicalDomain: 'page_display',
+      section: 'banner',
+    }),
     customPage({
       key: 'page-display-footer',
       name: 'PageDisplayFooter',

assets/admin/src/pages/content/HomepageSettings.vue

@@ -181,8 +181,15 @@
                 Hero 与 Banner 已作为固定首页骨架的一部分维护，不再由旧版首页模块编排驱动。
               </n-alert>
               <n-alert type="info" :show-icon="false">
-                如需调整首页首屏运营区，请前往对应 Hero / Banner 管理页，而不是返回旧模块工作台。
+                如需调整首页首屏运营区，请前往对应管理页配置幻灯片内容或顶部组件参数。
               </n-alert>
+              <n-space>
+                <n-button tag="a" href="#/page-display/hero" secondary type="primary">管理 Hero 轮播</n-button>
+                <n-button tag="a" href="#/page-display/banner" secondary type="primary">管理 Banner 轮播</n-button>
+                <n-button tag="a" href="#/page-display/header-components" secondary>
+                  顶部多功能组件
+                </n-button>
+              </n-space>
             </n-space>
           </n-card>
         </n-spin>

assets/admin/src/router/component-loaders/core.js

@@ -5,6 +5,8 @@ export const corePageLoaders = {
   FooterTabbarSettings: () => import('@/pages/content/FooterTabbarSettings.vue'),
   FooterSettings: () => import('@/pages/content/FooterSettings.vue'),
   HomepageSettings: () => import('@/pages/content/HomepageSettings.vue'),
+  HeroManager: () => import('@/pages/content/HeroManager.vue'),
+  BannerManager: () => import('@/pages/content/BannerManager.vue'),
   PostPageSettings: () => import('@/pages/post-list/PostPageSettings.vue'),
   CommentSettings: () => import('@/pages/post-list/CommentSettings.vue'),
   CommentPermissions: () => import('@/pages/permissions/CommentPermissions.vue'),

assets/admin/src/schema/sections/page-display/index.js

@@ -589,7 +589,7 @@ export const pageDisplaySchemas = {
     key: 'page_display.header-components',
     title: '顶部多功能组件',
     icon: 'fas fa-th',
-    description: '顶部轮播、图标卡片、搜索条、公告条等组件配置。',
+    description: '配置顶部组件的显示范围、设备规则、轮播参数、搜索覆盖层与图标卡片。幻灯片图片/文案内容请到「Hero 轮播」「Banner 轮播」管理。',
     defaults: {
       header_components_search_enabled: true,
       header_components_cards_enabled: false,