feat(app): 添加多模板关于我们页面及相关路由和404页面

- 新增404页面，优化未找到页面体验，避免被搜索引擎索引 - 增加文件代理接口，隐藏真实文件服务器地址，支持文件请求代理 - 实现/article、/case、/product及/page动态路由兼容列表与详情展示 - 添加动态CMS页面兼容入口处理旧式路径，统一路由与SEO设置 - 新增模板1、模板7、模板2、模板3关于我们页面，实现多模板支持 - 模板增强支持CMS单页内容加载及SEO信息动态设置 - 配置环境变量及Git忽略文件规则辅助开发和构建环境管理
2026-09-08 12:13:44 +08:00
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+<template>
+  <div class="min-h-screen bg-[#F4F6FA]">
+    <div class="bg-[#1E2A47] relative overflow-hidden">
+      <div class="absolute -top-16 -right-16 w-72 h-72 rounded-full bg-[#CF1313]/20 blur-3xl" />
+      <div class="container mx-auto px-4 sm:px-6 lg:px-8 py-12 lg:py-16 relative z-10">
+        <nav class="text-xs text-white/60 mb-3" aria-label="面包屑">
+          <NuxtLink to="/" class="hover:text-white">首页</NuxtLink>
+          <span class="mx-2">/</span>
+          <span class="text-white">产品与方案</span>
+        </nav>
+        <h1 class="text-3xl font-bold text-white mb-2">产品中心</h1>
+        <p class="text-white/70 max-w-2xl">面向多行业场景的成熟产品，开箱即用、灵活扩展</p>
+      </div>
+    </div>
+
+    <div class="container mx-auto px-4 sm:px-6 lg:px-8 py-12">
+      <div v-if="pending" class="flex justify-center py-12"><SiteLoading /></div>
+      <SiteError v-else-if="error" message="获取产品列表失败" />
+      <div v-else class="grid sm:grid-cols-2 lg:grid-cols-3 gap-6">
+        <article v-for="item in products" :key="item.id ?? item.productId" class="bg-white rounded-2xl overflow-hidden shadow-sm hover:shadow-md transition-shadow border border-[#E5E7EB] group">
+          <div class="h-56 bg-[#F4F6FA] flex items-center justify-center overflow-hidden">
+            <img v-if="item.cover" :src="fileUrl(item.cover)" :alt="item.productName" class="w-full h-full object-contain group-hover:scale-105 transition-transform duration-500">
+            <span v-else class="text-[#C9B7A3]">暂无图片</span>
+          </div>
+          <div class="p-5">
+            <h2 class="text-lg font-semibold text-[#1E2A47] mb-2 hover:text-[#CF1313] transition-colors"><NuxtLink :to="`/product/${item.id ?? item.productId}`">{{ item.productName }}</NuxtLink></h2>
+            <p class="text-sm text-[#666666] line-clamp-2 mb-4">{{ stripHtml(item.description || item.subtitle) }}</p>
+            <div class="flex items-center justify-between">
+              <span v-if="item.price" class="text-lg font-bold text-[#CF1313]">{{ item.price }}</span>
+              <NuxtLink :to="`/product/${item.id ?? item.productId}`" class="text-sm text-[#CF1313] hover:text-[#A60E0E] font-medium">了解详情 →</NuxtLink>
+            </div>
+          </div>
+        </article>
+      </div>
+
+      <!-- 分页 -->
+      <div v-if="totalPages > 1" class="flex justify-center mt-12">
+        <nav class="flex items-center gap-2">
+          <button
+            v-for="p in totalPages"
+            :key="p"
+            class="px-4 py-2 text-sm rounded-lg transition-colors"
+            :class="p === currentPage ? 'bg-[#CF1313] text-white' : 'bg-white text-[#1E2A47] hover:bg-[#E5E7EB]'"
+            @click="currentPage = p"
+          >
+            {{ p }}
+          </button>
+        </nav>
+      </div>
+    </div>
+  </div>
+</template>
+
+<script setup lang="ts">
+import type { Product, PageResult, ApiEnvelope } from '~/types'
+import { collectDescendantNavIds } from '~/utils/nav-tree'
+const { fileUrl } = useFileUrl()
+const { allNavigations, fetchSiteInfo } = useSite()
+const route = useRoute()
+await fetchSiteInfo()
+const navigationId = computed<number | undefined>(() => {
+  const qid = route.query.navId as string
+  if (qid) { const n = Number(qid); if (!Number.isNaN(n)) return n }
+  const pid = route.params.id as string
+  if (pid) { const n = Number(pid); if (!Number.isNaN(n)) return n }
+  return undefined
+})
+// 聚合：父栏目访问时递归收集自身 + 所有后代栏目 navigationId，交给后端 IN 查询
+const categoryIds = computed<string | undefined>(() => {
+  const ids = collectDescendantNavIds(navigationId.value, allNavigations.value || [])
+  return ids.length ? ids.join(',') : undefined
+})
+const currentPage = ref(1)
+const limit = 12
+const { data, pending, error } = await useFetch<ApiEnvelope<PageResult<Product>> | PageResult<Product>>('/api/product/list', {
+  key: `t6-product-list-${categoryIds.value ?? navigationId.value ?? 'all'}-p${currentPage.value}`,
+  query: {
+    page: currentPage,
+    limit,
+    ...(categoryIds.value
+      ? { categoryIds: categoryIds.value }
+      : (navigationId.value ? { navigationId: navigationId.value } : {}))
+  },
+  watch: [currentPage, categoryIds, navigationId]
+})
+const products = computed<Product[]>(() => {
+  const envelope = data.value as ApiEnvelope<PageResult<Product>>
+  const direct = data.value as PageResult<Product>
+  return envelope?.data?.list || direct?.list || []
+})
+const totalCount = computed(() => {
+  const envelope = data.value as ApiEnvelope<PageResult<Product>>
+  const direct = data.value as PageResult<Product>
+  return envelope?.data?.count || envelope?.data?.total || direct?.count || direct?.total || 0
+})
+const totalPages = computed(() => Math.max(1, Math.ceil(totalCount.value / limit)))
+// 切换栏目时回到第 1 页
+watch([categoryIds, navigationId], () => { currentPage.value = 1 })
+</script>