Implemented billing and shipping address selection in the cart UI, along with improved promocode dropdown. Updated GraphQL mutation to accept new address fields for more comprehensive order handling.
- Replaced the old promocode selection implementation with `el-select` components.
- Introduced billing and shipping address fields with selectable options.
- Enhanced form validation to ensure all required fields are populated before checkout.
- Updated translations (`en-gb.json`, `ru-ru.json`) with new field labels.
- Adjusted SCSS for consistent styling of dropdowns.
Improves user experience by streamlining and enhancing the checkout process. No breaking changes introduced.