fix(admin): harden hero/banner round-trip and operator cross-links

Align enabled-meta semantics with frontend, allow truly empty titles on
update, use router navigation for manager deep-links, and document fixed
skeleton ownership in module schema copy.

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

@@ -2,11 +2,16 @@
   <div class="aksrt-page-container content-page">
     <PageHeader
       title="Banner 管理"
-      desc="管理首页 Banner 数据，供固定首页和相关展示区域调用；可控制是否显示文字。"
+      desc="管理首页内容流 Banner 幻灯片（图片、文案、跳转、启用状态）。"
     />
 
     <n-card class="aksrt-section-card" style="margin-bottom:16px;">
-      <template #header><strong>Banner 显示开关</strong></template>
+      <template #header>
+        <div class="aksrt-card-header-row">
+          <strong>Banner 显示开关</strong>
+          <n-button size="small" secondary @click="goHeaderComponents">顶部多功能组件（轮播参数）</n-button>
+        </div>
+      </template>
       <n-form label-placement="left" label-width="180" class="aksrt-form">
         <n-form-item label="显示首页 Banner">
           <div class="aksrt-inline-setting">
@@ -111,13 +116,19 @@
 
 <script setup>
 import { h, onMounted, ref } from 'vue'
+import { useRouter } from 'vue-router'
 import { NButton, NImage, NTag, useDialog, useMessage } from 'naive-ui'
 import api from '@/api'
 import { openMediaPicker } from '@/utils/media'
 import PageHeader from '@/components/PageHeader.vue'
 
+const router = useRouter()
 const message = useMessage()
 const dialog = useDialog()
+
+function goHeaderComponents() {
+  router.push('/page-display/header-components')
+}
 const loading = ref(true)
 const saving = ref(false)
 const settingsLoading = ref(false)