- Introduced a new pricing field, `PricePerConfigPerHalfYear`, to the `PricingSettings` model, allowing for more flexible pricing options.
- Updated the `UpdatePricingSettingsCommand` and its validator to include the new half-year pricing, ensuring proper validation against the quarterly and yearly rates.
- Modified the `PricingSettingsDto` and related frontend components to accommodate the new half-year pricing field, including validation logic to prevent pricing discrepancies.
- Enhanced API documentation and frontend forms to reflect the updated pricing structure and validation rules.
