Thomas Hallock 47088e4850 feat(vision): add AbacusVisionBridge for physical soroban detection ...

Implements camera-based detection system for physical abacus:
- VisionCameraFeed: Camera display with Desk View auto-detection
- CalibrationOverlay: Interactive quad corner calibration with proper
  letterbox handling and bounds clamping
- Perspective transform using OpenCV.js for rectification
- Live rectified preview during calibration
- Hooks: useAbacusVision, useDeskViewCamera, useCameraCalibration,
  useFrameStability

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

2025-12-31 17:20:19 -06:00

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feat(vision): add AbacusVisionBridge for physical soroban detection

2025-12-31 17:20:19 -06:00