Update all version references from Payload 3.69.0 → 3.76.1 and Next.js
15.5.9 → 16.2.0-canary.41. Replace .env.example (MongoDB → PostgreSQL)
and README.md (generic template → project-specific). Remove obsolete
BUG_REPORT_CUSTOM_VIEWS.md. Add YouTube Analytics Dashboard to URLs and
February 2026 changelog entry.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
- Remove obsolete instruction documents (PROMPT_*.md, SECURITY_FIXES.md)
- Update CLAUDE.md with security features, test suite, audit logs
- Merge Techstack_Dokumentation into INFRASTRUCTURE.md
- Update SECURITY.md with custom login route documentation
- Add changelog to TODO.md
- Update email service and data masking for SMTP error handling
- Extend test coverage for CSRF and data masking
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>
