Mark all critical items as complete:
✅ Database-backed settings
✅ Encryption for sensitive values
✅ Setup wizard for fresh installs
✅ Source indicators (DB/ENV/DEFAULT)
✅ Form pre-filling and optional fields
✅ Show/hide toggles for sensitive data
✅ Admin-only access with OAuth support
✅ Comprehensive testing and documentation
Code implementation: 100% COMPLETE
Manual testing and documentation polish recommended but not blocking.
All original issue requirements and additional user requests implemented.
Co-authored-by: christianlouis <361235+christianlouis@users.noreply.github.com>