Changes in version 1.0.0                        

  - Initial release of the temperature-based ET0 models package.
  - 10 temperature-based empirical ET0 models (Blaney-Criddle, Schendel,
    Hargreaves-Samani, Linacre, Tabari-Talaee 1 & 2, Droogers-Allen,
    Berti et al., Dorji et al., Baier-Robertson).
  - FAO Penman-Monteith standard method as reference/base model.
  - 9 statistical evaluation metrics (NSE, d, MSE, RMSE, NRMSE, MAE,
    MBE, r, R-squared).
  - Visualization functions: scatter plots, Taylor diagrams, monthly
    comparison plots, annual bar charts.
  - Sample meteorological dataset from a semi-arid region in India
    (Jhansi).
  - Helper functions for solar geometry, vapor pressure, and other
    intermediate calculations.