feat(official): 实现企业官网分包及内容展示

- 新增官方分包目录及页面（首页、资讯列表、详情、关于我们、留言、我的）
- 自定义实现底部导航组件 OfficialTabBar，解决微信 tabBar 不支持分包问题
- 统一接口调用走 shop-api 代理，无新增 CMS 域名，减少合法域名负担
- 新增 CMS 站点信息获取接口及留言咨询提交与查询接口
- 设计并完善官网富文本样式，品牌色统一为 #185FA5，并更新 tailwind 配置
- 首页新增企业官网入口卡片，方便用户访问官网内容
- 完成官网分包构建验证，解决 Taro 构建批量删除保护问题
- 规范 CMS 字段使用，适配字段名称及状态含义
- 后续计划对历史页面 NutUI 组件进行空壳化整改，及更新 UI 设计文档

src/official/article/index.tsx

@@ -0,0 +1,72 @@
+import React, { useState, useEffect } from 'react'
+import { View, Text, ScrollView } from '@tarojs/components'
+import Taro, { useRouter } from '@tarojs/taro'
+import { pageCmsArticle } from '@/api/official'
+import type { CmsArticle } from '@/api/official'
+import ArticleCard from '../components/ArticleCard'
+import OfficialTabBar from '../components/OfficialTabBar'
+import NavBar from '@/components/NavBar'
+
+definePageConfig({
+  navigationBarTitleText: '资讯',
+})
+
+const ArticleList: React.FC = () => {
+  const router = useRouter()
+  const categoryId = router.params.categoryId
+  const [articles, setArticles] = useState<CmsArticle[]>([])
+  const [page, setPage] = useState(1)
+  const [finished, setFinished] = useState(false)
+  const [loading, setLoading] = useState(false)
+
+  const load = async (p: number) => {
+    if (loading || finished) return
+    setLoading(true)
+    try {
+      const res = await pageCmsArticle({
+        status: 0,
+        deleted: 0,
+        page: p,
+        limit: 10,
+        categoryId: categoryId ? Number(categoryId) : undefined,
+      })
+      const list = res?.list || []
+      setArticles((prev) => (p === 1 ? list : [...prev, ...list]))
+      setPage(p)
+      if (list.length < 10) setFinished(true)
+    } catch (e) {
+      console.error('资讯列表加载失败', e)
+    } finally {
+      setLoading(false)
+    }
+  }
+
+  useEffect(() => {
+    load(1)
+  }, [])
+
+  return (
+    <View className='flex flex-col h-screen bg-gray-50'>
+      <NavBar title='资讯' />
+      <ScrollView scrollY className='flex-1' onScrollToLower={() => load(page + 1)}>
+        <View className='p-3'>
+          {articles.length > 0 ? (
+            articles.map((a) => <ArticleCard key={a.articleId} article={a} />)
+          ) : (
+            <View className='py-10 text-center'>
+              <Text className='text-sm text-gray-400'>{loading ? '加载中...' : '暂无资讯'}</Text>
+            </View>
+          )}
+          {loading && (
+            <View className='py-3 text-center'>
+              <Text className='text-xs text-gray-400'>加载中...</Text>
+            </View>
+          )}
+        </View>
+      </ScrollView>
+      <OfficialTabBar active='article' />
+    </View>
+  )
+}
+
+export default ArticleList