Changes in version 0.1.0 (2026-06-12) - Initial release. - Three nested Hotelling-type T-squared goodness-of-fit statistics (T2_all, T2_bootstrap) with parametric-bootstrap calibration. - Three diagnostic diagrams (log_cumulant_diagram, kurtosis_diagram, cv_diagram), a combined panel (three_diagrams), a multi-dataset overlay (multi_lc_diagram), and the quick plot_lc interface. - Maximum-likelihood fitting for six reliability families with a C++ core. - Anderson--Darling and Cramer--von Mises tests and AIC via gof_compare_all. - Size and power simulation utilities (size_study, power_study). - Nine bundled reliability datasets (reliability_datasets).