phsl / new-api

- Refactor EditRedemption.js with card-based layout and modern UI components
- Refactor EditUser.js with three-section card layout (basic info, permissions, bindings)
- Refactor AddUser.js with modern card design and improved user experience
- Replace inline styles with Tailwind CSS 3 classes throughout all components
- Add semantic icons (IconUser, IconKey, IconGift, IconCreditCard, etc.) for better UX
- Implement unified header design with colored tags and consistent typography
- Replace deprecated Title imports with destructured Typography components
- Add proper internationalization support with useTranslation hook
- Standardize form layouts with consistent spacing, rounded corners, and shadows
- Improve button styling with rounded design and loading states
- Fix IconTicket import error by replacing with existing IconGift
- Enhance modal designs with modern styling and icon integration
- Ensure responsive design consistency across all edit/add components

This update brings all user management interfaces in line with the modern
design system established in EditToken.js, providing a cohesive and
professional user experience.