Changes in version 0.1.2 (2025-07-23)                  

  - Added new functions for sample size and power calculation:
    
      - one_mean_size()
      - two_mean_size()
      - k_mean_size()
      - one_prop_size()
      - two_prop_size()
      - pair_prop_size()
      - k_prop_size()
      - coxph_size()
      - or_size()
      - sccs_size()
      - one_norm_size()
      - one_bino_size()

  - Added Rstudio Addin "Power and Sample Size Calculator"

                 Changes in version 0.1.1 (2025-06-18)                  

  - Adjusted numericInput step size in the Shiny interface for finer
    control over input values.

                 Changes in version 0.1.0 (2025-05-16)                  

New features

  - Initial release of rashnu package.
  - Includes interactive Shiny app rashnuBasic() for sample size
    calculation.
  - Supports:
      - Two-group non-inferiority trials
      - Two-group superiority trials (Lakatos method)
      - One-sample survival test (transformation-based)

Internal improvements

  - Added unit tests using testthat.
  - Ensured all code is ASCII-compliant and CRAN-ready.