- Fixed critical security vulnerability with incorrect capability checks
- Fixed hardcoded redirect path from /community-login/ to /training-login/
- Moved dashboard shortcode registration to centralized location
- Fixed duplicate class loading with proper singleton checks
- Fixed incorrect edit URLs in dashboard
- Removed debug HTML comments from production templates
- Moved inline CSS to external stylesheets for better maintainability
- Added caching mechanism for dashboard statistics queries (1 hour cache)
- Implemented pagination JavaScript handlers for AJAX navigation
- Added comprehensive error handling and logging throughout
- Fixed role-based access control (checking roles not capabilities)
- Improved performance with cached database queries