- Fix pixel data storage to include user information (userId, username, timestamp)
- Enhance zoom controls to center properly without drift
- Improve mobile modal centering with flexbox layout
- Add dynamic backend URL detection for network access
- Fix CORS configuration for development mode
- Add mobile-optimized touch targets and safe area support
🤖 Generated with [Claude Code](https://claude.ai/code)
Co-Authored-By: Claude <noreply@anthropic.com>
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