March 2026 monthly summary for satijalab/seurat: Delivered targeted improvements to visualization flexibility and code quality. Key features delivered include adding a flexible primary assay option to FeaturePlot, enabling users to specify the primary assay for pulling feature data and enhancing visualization accuracy across assays. Code quality and formatting cleanup improved readability and maintainability, including undoing unintended formatting changes to restore consistent style. Overall impact: Users gain greater control over FeaturePlot visualizations, reducing time to insight when working with multi-assay workflows. The repository remains more maintainable, with clearer formatting and reduced risk of regressions, positioning the team for faster future iterations. Technologies/skills demonstrated: R programming, API/function design for flexible parameters, code refactoring, version control hygiene, and adherence to formatting standards.