优化页面数据加载并完善多语言 SEO、新闻回退、主题首屏及自动化回归测试

src/app/[locale]/city/page.tsx

@@ -1,3 +1,4 @@
+import { pageMetadata } from "@/lib/seo";
 import { notFound } from "next/navigation";
 import { SimpleTitlePage } from "@/components/pages/simple-title-page";
 import { getLocaleMessages, isLocale } from "@/lib/i18n";
@@ -5,7 +6,7 @@ import { getLocaleMessages, isLocale } from "@/lib/i18n";
 export async function generateMetadata({ params }: { params: Promise<{ locale: string }> }) {
   const { locale } = await params;
   if (!isLocale(locale)) notFound();
-  return { title: getLocaleMessages(locale).header.nav[3] };
+  return pageMetadata(locale, "/city", { title: getLocaleMessages(locale).header.nav[3] });
 }
 
 export default async function CityPage({ params }: { params: Promise<{ locale: string }> }) {