- Move graph options from left panel to floating sidebar in GraphView
- Add zoom controls (fit, +, -) in top-right corner
- Add dynamic legend showing active categories
- Add cleanup system to View base class for event listeners
- Update delegateEvent to return cleanup function
- Filter nodes by category before rendering
- Fix text color variable (--text-primary to --text)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
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