feat(about): 添加关于页面的多个子页面内容

app/[locale]/blog/page.tsx

@@ -1,16 +1,15 @@
-import { Locale, LOCALES, Link as I18nLink } from "@/i18n/routing";
+import ParallaxHero from "@/app/[locale]/blog/ParallaxHero";
+import TablerEyeFilled from "@/components/icons/eye";
+import { Link as I18nLink, Locale, LOCALES } from "@/i18n/routing";
 import { getPosts } from "@/lib/getBlogs";
 import { constructMetadata } from "@/lib/metadata";
+import dayjs from "dayjs";
 import { Metadata } from "next";
 import { getTranslations } from "next-intl/server";
-import Image from "next/image";
-import dayjs from "dayjs";
-import TablerEyeFilled from "@/components/icons/eye";
-import ParallaxHero from "@/app/[locale]/blog/ParallaxHero";
 
 type Params = Promise<{ locale: string }>;
 
-type SearchParams = { page?: string };
+type SearchParams = { page?: string; type?: string };
 
 type MetadataProps = {
   params: Params;
@@ -40,10 +39,29 @@ export default async function Page({
   searchParams?: SearchParams;
 }) {
   const { locale } = await params;
-  const { posts } = await getPosts(locale);
+  let { posts } = await getPosts(locale);
 
   const t = await getTranslations("Blog");
 
+  // 分类筛选（公司新闻/专家访谈/行业动态/公告）
+  const type = (searchParams?.type || "").toLowerCase();
+  const typeLabelMap: Record<string, string> = {
+    company: "公司新闻",
+    experts: "专家访谈",
+    industry: "行业动态",
+    notice: "公告",
+  };
+  const typeLabel = typeLabelMap[type];
+  if (type) {
+    posts = posts.filter((p) => {
+      const metaType = String((p.metadata as any)?.type || "").toLowerCase();
+      const tags: string[] = (p.tags as any) || [];
+      const hitMeta = metaType === type;
+      const hitTag = Array.isArray(tags) && tags.some((t) => String(t).toLowerCase() === type);
+      return hitMeta || hitTag;
+    });
+  }
+
   const pageRaw = searchParams?.page;
   const page = Math.max(1, parseInt(pageRaw || "1", 10));
   const pageSize = 10;
@@ -75,6 +93,12 @@ export default async function Page({
             <I18nLink href="/blog" prefetch={false} className="hover:underline">
               新闻中心
             </I18nLink>
+            {typeLabel && (
+              <>
+                <span>/</span>
+                <span className="text-gray-700">{typeLabel}</span>
+              </>
+            )}
           </div>
         </div>