- Created debug tool (cmd/debug/main.go) to analyze real D2R screenshots and calibrate HSV ranges
- Fixed HSV color ranges for health/mana orbs based on real screenshot analysis (99.5% and 82% detection rates)
- Replaced ReadBarPercentage with ReadOrbPercentage for circular orbs (not horizontal bars)
- Added SetSource() method to capture Manager for hot-swapping capture sources
- Fixed dashboard JavaScript null reference errors with proper array checks
- Improved dashboard refresh rate from 100ms to 1000ms for better performance
- Added proper error handling for empty/null API responses
- Successfully detecting game state, health (99.5%), and mana (82%) from real D2R screenshot
