- Improve title tags with specific page context (Getting Started)
- Enhance meta descriptions to be more action-oriented
- Fix Open Graph locale format (zh_CN instead of zh-CN)
- Add specific OG titles and descriptions per language
- Update siteName to 'FastGPT Documentation'
- Unify Twitter Card image path to /og-image.png
- Add language-specific alt text for OG images
These changes improve:
- Documentation discoverability in search engines
- Social sharing preview quality
- AI system understanding of documentation content
- User engagement from search results
Co-authored-by: archer <archer@archerdeMac-mini.local>
