Major code quality overhaul addressing 58% of all linting issues:
• Type Safety Improvements:
- Replace all any types with proper TypeScript interfaces
- Fix Map component shadowing (renamed to CountryMap)
- Add comprehensive custom error classes system
- Enhance API route type safety
• Accessibility Enhancements:
- Add explicit button types to all interactive elements
- Implement useId() hooks for form element accessibility
- Add SVG title attributes for screen readers
- Fix static element interactions with keyboard handlers
• React Best Practices:
- Resolve exhaustive dependencies warnings with useCallback
- Extract nested component definitions to top level
- Fix array index keys with proper unique identifiers
- Improve component organization and prop typing
• Code Organization:
- Automatic import organization and type import optimization
- Fix unused function parameters and variables
- Enhanced error handling with structured error responses
- Improve component reusability and maintainability
Results: 248 → 104 total issues (58% reduction)
- Fixed all critical type safety and security issues
- Enhanced accessibility compliance significantly
- Improved code maintainability and performance
- Fix TopQuestionsChart with proper dark mode colors using CSS variables and shadcn/ui components
- Enhance ResponseTimeDistribution with thicker bars (maxBarSize: 60)
- Replace GeographicMap with dark/light mode compatible CartoDB tiles
- Add custom text selection background color with primary theme color
- Update all loading states to use proper CSS variables instead of hardcoded colors
- Fix dashboard layout background to use bg-background instead of bg-gray-100
