Minimal R Package Development Utilities // Lightweight wrappers around 'R CMD INSTALL', 'R CMD check', 'R CMD build', 'win- builder' uploads, and 'CRAN' submission. Provides functions for installing, loading, checking, building, and submitting R packages with minimal dependencies (only 'curl' for uploads). Background on R package development is in Wickham and Bryan (2023, ISBN:9781098134945), "Writing R Extensions" https://cran.r-project.org/doc/manuals/R-exts.html, and the 'CRAN' Repository Policy https://cran.r-project.org/web/packages/policies.html.