Changes in version 0.2.2 (2026-02-18)                  

Added

  - Reimplemented performance-critical routines in C++ via Rcpp.
  - Parallel fitness evaluation using RcppParallel.
  - Early stopping mechanism to accelerate convergence.

Changed

  - Fused cluster assignment and distance accumulation into a single
    loop for improved performance.
  - Refactored internal WOA implementation for better maintainability.

Fixed

  - Minor internal fixes.

                 Changes in version 0.1.0 (2024-08-28)                  

Added

  - Initial pure-R implementation of WOA-kMedoids.