feat(home): 更新首页布局并优化网站信息展示

- 移除首页业务板块服务卡片区域
- 为面板组件添加固定高度样式
- 更新底部关注我们区域的小程序二维码图片
- 将小程序描述从公众号/小程序调整为仅小程序
- 集成CMS系统获取网站备案号信息
- 优化头部品牌栏布局，使用固定Logo图片替换动态内容
- 移除品牌标题和副标题的显示
- 调整Logo样式移除宽度限制仅保留高度约束

app/components/SiteFooter.vue

@@ -5,9 +5,9 @@
         <a-col :xs="24" :md="8">
           <div class="text-base font-semibold text-white">关注我们</div>
           <div class="mt-4 flex items-center gap-4">
-            <a-avatar shape="square" :size="96" />
+            <a-avatar shape="square" :size="96" src="https://oss.wsdns.cn/20260127/74041127623e4a8faa49a24e0818dae6.png" />
             <div class="text-sm leading-6 text-gray-400">
-              公众号/小程序
+              小程序
               <br />
               获取最新动态
             </div>
@@ -49,12 +49,27 @@
 </template>
 
 <script setup lang="ts">
+import { getCmsWebsiteFieldByCode } from '@/api/cms/cmsWebsiteField'
+
 const { data: siteInfo } = useSiteInfo()
 const siteName = computed(() => String((siteInfo.value as any)?.data?.websiteName || '桂乐淘'))
-const icpText = computed(() => {
-  const icp = (siteInfo.value as any)?.data?.icpNo
-  return icp ? `备案号：${icp}` : '备案号：'
+
+const { data: icpField } = useAsyncData('cms-website-field-icpNo', async () => {
+  try {
+    return await getCmsWebsiteFieldByCode('icpNo')
+  } catch {
+    return null
+  }
 })
+
+const icpNo = computed(() => {
+  const v = icpField.value?.value ?? icpField.value?.defaultValue
+  if (typeof v === 'string' && v.trim()) return v.trim()
+  const fallback = (siteInfo.value as any)?.data?.icpNo
+  return typeof fallback === 'string' ? fallback.trim() : ''
+})
+
+const icpText = computed(() => (icpNo.value ? `备案号：${icpNo.value}` : '备案号：'))
 const year = new Date().getFullYear()
 </script>