feat: add AI categorization for products and enhance user management
- Integrated AI service for category suggestions in receipt import and product management.
- Added premium subscription feature for users with corresponding API endpoints.
- Implemented admin interface for managing pending product suggestions.
- Enhanced user management to include premium status and corresponding UI updates.
- Updated database schema to support new fields for premium status and product status.
- Added adminCreateUser endpoint and corresponding DTO for creating users.
- Implemented deleteUser and resetPassword functionalities for admin users.
- Introduced updateEmail functionality for admin users.
- Updated UsersService to handle user creation, deletion, password reset, and email updates.
- Modified UsersController to include new admin routes with appropriate role checks.
- Refactored frontend navigation to link to user management under profile.
- Created new profile tabs for user management and database management.
- Developed AnvandareClient component for user management, including user creation, deletion, role changes, and password resets.
- Added DatabsTab for managing product listings and merging duplicates.
- Enhanced MinProfilTab for user profile management with form handling.
Nils-Johan Gynther