### Fixed
- Corrected percentage pricing calculation for Flexible Quantity type.
- Corrected pricing summary to exclude prices from hidden fields.
- Ensured total price is displayed in the pricing summary even when addon prices are zero or negative.
- Fixed potential file corruption during uploaded file preview.
### Added
- Calculation Type setting for more granular control over pricing logic
- Field / Option prices can be defined as distinct cart fees
- Seamless integration with the popular Flexible Quantity plugin by WPDesk
- Support for WooCommerce 9.8
