1. Reward Shopping Cart Implementation
- New shopping cart with quantity control and availability checking
- Responsive shopping cart item component with improved CSS styling
- Shipping address integration in cart
- Customer reward card and billing/shipping address components
2. Navigation State Management Library (@isa/core/navigation)
- New library with type-safe navigation context service (373 lines)
- Navigation state service (287 lines) for temporary state between routes
- Comprehensive test coverage (668 + 227 lines of tests)
- Documentation (792 lines in README.md)
- Replaces query parameters for passing temporary navigation context
3. CRM Shipping Address Services
- New ShippingAddressService with fetching and validation
- CustomerShippingAddressResource and CustomerShippingAddressesResource
- Zod schemas for data validation
4. Additional Improvements
- Enhanced searchbox accessibility with ARIA support
- Availability data access rework for better fetching/mapping
- Storybook tooltip variant support
- Vitest JUnit and Cobertura reporting configuration
Related work items: #5382, #5383, #5384
