docs: Write accessibility documentation #12
Description
Summary
Document accessibility features and WCAG compliance in Rackula.
Content Outline
Keyboard Navigation
- Complete keyboard control
- Tab order through UI elements
- Focus indicators on interactive elements
- Arrow key navigation in device palette
Screen Reader Support
- ARIA labels and roles
- Semantic HTML structure
- Accessible names for all controls
- Status announcements
Visual Accessibility
- WCAG AA colour contrast compliance
- Dark and light theme options
- High contrast mode support
- Text scaling support
Motion & Animation
- Respects prefers-reduced-motion
- Minimal animations when reduced motion enabled
- No essential information conveyed only through motion
Alternative Interactions
- Keyboard alternatives for drag-and-drop
- Mobile touch alternatives
- Context menu alternatives
Assistive Technology Compatibility
- Tested with VoiceOver (macOS)
- Tested with NVDA (Windows)
- Focus management in dialogs
Acceptance Criteria
- All accessibility features documented
- Keyboard shortcut reference included
- Screen reader tips provided
- WCAG compliance level stated
Test Requirements
- Build completes without errors
- Accessibility section is comprehensive