February 2026 monthly summary for antvis/G2: Delivered a major data-format enhancement by adding column-major data format support with conversion to row-major for processing, broadening interoperability and data ingestion options. Implemented end-to-end tests and practical charting usage examples to demonstrate the feature and reduce integration risk. No major bugs fixed this month; maintenance prioritized stability and test coverage. Business value includes improved data ingestion flexibility from column-major sources and more versatile chart data pipelines. Technologies demonstrated include TypeScript/JavaScript data transformation, test-driven development, and documentation updates.

March 2025 performance summary for yihui/gsDesign2 focused on robustness, API ergonomics, and release-readiness. Delivered four key items: a bug fix ensuring data integrity by updating the df during rate checks; API enhancements enabling bound/spending by name with robust alpha handling; unified footnote handling across as_gt and gs_design with a disable-footnotes option and simplified footnote management; and release/UI updates including a version bump and NEWS entry for the 1.1.4 release. The work combined targeted fixes, API design improvements, and release discipline to enhance reliability and user experience.

January 2025 monthly summary for yihui/gsDesign2 focused on stability and predictable behavior in gsd_parts. Implemented a key bug fix to consistently identify the alpha column by hard-coding it to 'Null hypothesis', removing dependency on the colname_spannersub argument. Updated related snapshot test (independent_as_gt.md) to reflect the change. Result: improved reliability of alpha column handling across analyses and a simpler, more maintainable code path.