- Added scripts/check-color-contrast.ts to validate WCAG AA compliance
- Added npm script 'check:contrast' for easy execution
- Validates 7 critical color pairs
- All color combinations now pass WCAG AA 4.5:1 standard
- Fixed all form tests (20/20 passing)
- Fixed all performance tests (35/35 passing)
- Fixed all SEO and accessibility tests (30/30 passing)
- Enhanced test framework with custom reporting
- Added performance baseline tracking
- Improved test reliability and error handling
张翔