Changes in version 0.2.0 (2026-08-08)                  

First CRAN submission

  - Added external calibration objects.
  - Added automated tests.
  - Improved input validation and error handling.
  - Updated documentation and plotting functions.
  - Prepared the package for CRAN submission.

                        Changes in version 0.1.0                        

  - Initial development version published on GitHub.
  - Implemented the original U-smile methodology.