1 Commits

Author SHA1 Message Date
feng
257ed5a818 SEO + responsive + structural improvements
- Add OG image, Twitter Card, canonical URL, JSON-LD structured data
- Add responsive CSS (768px + 480px breakpoints)
- Add print stylesheet
- Fix TOC: add missing sections (global-response, legal-response)
- Fix section numbering: "09½" → "10"
- Update footer: add "Last updated: 2026-03-14"
- Add sitemap.xml + robots.txt for search engine discovery
- Add .gitignore to exclude .bak files
- Create og-image.png (1200x630) for social sharing

Co-Authored-By: Claude <noreply@anthropic.com>
2026-03-14 16:47:33 +08:00