ICCDesign 0.1.1

• Refactored residual sum of squares calculation in icc_calc_anova() (R/utils-calc.R) to strictly follow ANOVA decomposition theorem.
• Corrected confidence interval logic and Satterthwaite degrees of freedom in icc_tool_ci().
• Improved non-zero null hypothesis tests in icc_calc_f_test() with full compliance to McGraw & Wong (1996).
• Aligned all ICC calculation results with irr and psych benchmark packages.

ICCDesign 0.1.0

• Initial release on CRAN.
• Core functions: icc_calc(), icc_sample_size(), run_icc_app().