refactor(link): 营销页站内链接统一 StaticLink（静态托管适配）+ 删除 0 引用死代码组件 + QA 页 client/server 拆分

src/app/(marketing)/news/news-content-v3.tsx

@@ -75,7 +75,7 @@ function NewsCard({ newsItem, index }: { newsItem: NewsItem; index: number }) {
 }
 
 export default function NewsContentV3({ news, pageCopy }: { news?: NewsItem[]; pageCopy?: Record<string, unknown> | null }) {
-  const NEWS = news ?? [];
+  const NEWS = useMemo(() => news ?? [], [news]);
   const [selectedCategory, setSelectedCategory] = useState('全部');
   const [searchQuery, setSearchQuery] = useState('');
   const [currentPage, setCurrentPage] = useState(1);
@@ -94,7 +94,7 @@ export default function NewsContentV3({ news, pageCopy }: { news?: NewsItem[]; p
         newsItem.excerpt.toLowerCase().includes(searchQuery.toLowerCase());
       return matchesCategory && matchesSearch;
     });
-  }, [selectedCategory, searchQuery]);
+  }, [selectedCategory, searchQuery, NEWS]);
 
   const totalPages = Math.ceil(filteredNews.length / ITEMS_PER_PAGE);
   const paginatedNews = useMemo(() => {