Astro 5 + i18n (en / zh-cn)
Environment-driven: Site URL, title, description, author, social links, status/stats pages, etc. configurable in .env
Blog posts: MDX with tags / series / categories; up to 3 tags per post
Search: Local search-index.json or Algolia (optional)
Comments: Giscus (optional)
Analytics: Google Analytics GA4 (optional)
RSS, Sitemap, Pagination, Share (copy link / X / Weibo / LinkedIn / Facebook / Instagram)
Deploy: Static export to Cloudflare Pages/Workers, GitHub Pages, etc.
