- Add Production API endpoints for frontend SEO data fetching
- Update all URLs from pl.c2sgmbh.de to cms.c2sgmbh.de
- Add Next.js Metadata API integration examples
- Add verification meta tags example
- Add Multi-Tenant SEO section with tenant domains
- Add localization examples (de/en)
- Add Production vs Development URL tables
- Add SEO setup checklist per tenant
- Update robots.txt example with production URL
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Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>