- Added SystemHealthController with 6 monitoring endpoints
- Created System Health Dashboard (Index) with real-time metrics
- Implemented Database Performance monitoring with query analysis
- Added API Performance tracking with endpoint usage stats
- Created Server Resources monitoring (CPU/Memory/Disk/Network)
- Implemented Activity Feed with player/combat/purchase/admin events
- Added Error Tracking with trend analysis and stack traces
- Fixed navigation routing from System to SystemHealth controller
- All views use real data from database and system diagnostics
- Dark theme styling consistent across all monitoring pages
- Chart.js visualizations for trends and metrics
Phase 6 Complete - Admin Dashboard fully functional!
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