- Converted several async components to synchronous functions, including `Layout`, `AddOrdersPage`, `ProfilePage`, `SlotPage`, and `ServicePage`, enhancing rendering efficiency.
- Removed unnecessary prefetching logic and hydration boundaries, simplifying component structure and improving maintainability.
- Updated the `TelegramProvider` to return null during the initial mount instead of a loading message, streamlining the loading state handling.
- Enhanced loading state management in order-related components by adding loading spinners and data not found alerts, improving user experience during data fetching.
* feat(profile): add 'Услуги' link button to LinksCard for service management
* feat(services): add create and update service functionalities with corresponding API actions and hooks
