Release v1.2.4

Release v1.2.4 (2026-03-28)

feat(inference): add outlier diagnostics and Durbin-Watson integration
feat(csv): introduce boxplot visualization engine with CLI integration
feat(boxplot): implement adaptive summary rendering for large datasets
refactor(csv): restructure infer-csv with separated validation and general cleanup
fix(parser): allow multiple values for –y-col in analyze-csv boxplot
fix(boxplot): correct x-axis interpretation via proper x_col propagation
fix(boxplot): resolve y_col handling for single-column input
fix(core): resolve docstring escape sequence warning during indexing
cli: improve help text for –x-col and –y-col usage
chore(ci): split workflow into ci-full.yml and ci-lite.yml
chore(repo): add CODEOWNERS and PR templates for standardized review process
chore: ignore Pagefind build artifacts