* fix(web-ui): Use config display dimensions instead of hardcoded 128x32 in Live Display Preview
- Updated /api/display/current endpoint to calculate display dimensions from config
- Modified HTML template to use config dimensions as fallbacks instead of hardcoded 128x32
- Display preview now shows correct resolution based on cols*chain_length x rows*parallel
- Maintains backward compatibility with existing API responses
* feat(web-ui): Add missing NCAAM Hockey sports manager to web interface
- Added NCAAM Hockey import and OnDemandRunner support
- Updated sports configuration UI to include NCAAM Hockey
- Fixed MLB and MiLB config keys to match template (_scoreboard suffix)
- All sports managers now properly represented in web interface:
- NFL, MLB, MiLB, NHL, NBA, NCAA FB, NCAA Baseball, NCAAM Basketball, NCAAM Hockey, Soccer
- Maintains backward compatibility with existing configurations
* fix(web-ui): Improve on-demand button error handling and prevent crashes
- Enhanced error handling in OnDemandRunner with better logging and fallback modes
- Added robust display manager initialization with fallback support
- Improved error reporting via WebSocket to client for real-time feedback
- Added input validation for on-demand mode parameters
- Enhanced client-side error handling with better user notifications
- Added safety checks to prevent multiple on-demand instances
- Fixed display manager initialization issues that caused crashes
- Improved error recovery and graceful degradation
