HuruInk v2.0.0 - Stardance Upgrade

HuruInk v2 upgrades the original webcam gesture drawing app into a polished Hack Club Stardance release.

Highlights:

• Draw in the air with webcam hand tracking
• Switch between Draw and Erase modes
• Pick brush colors and adjust brush size
• Clear the canvas, undo strokes, and save drawings as PNG files
• Keep recent saved drawings in a local browser gallery
• Use keyboard shortcuts: C clear, S save, D draw, E erase
• Cleaner responsive UI with improved camera permission and error states

Verification:

• npm run lint
• npm run build

Notes:

• Webcam access requires localhost during development or HTTPS in production.
• Gallery history is stored locally in the user's browser.