Add per-page metadata, Open Graph / Twitter tags, canonical URLs,
hreflang, sitemap generation, robots.txt, and JSON-LD structured data
for the bilingual (en/cn) documentation site.
- Add ChangelogList component and changelog data fetcher
- Add platform icons for install tabs
- Add sync-changelog workflow (triggers on release publish)
- Add changelog sync script and releases-cn.json data
- Update InstallTabs and docs meta
- Replace VitePress with Fumadocs + Next.js for documentation site
- Configure i18n (English + 简体中文) with language switcher
- Migrate all 17 guide documents to MDX format with updated content
- Add ocean theme, GitHub/Discord/QQ social links
- Update GitHub Actions workflow for Next.js static export
- Update .gitignore for .next, out, .source directories