https://r-lib.r-universe.dev/crayonhttps://r-lib.r-universe.dev/api/packages/crayonhttps://r-lib.r-universe.dev/crayon/crayon.pdfhttps://r-lib.r-universe.dev/crayon/doc/manual.htmlhttps://r-lib.r-universe.dev/crayon/NEWShttps://r-lib.r-universe.dev/crayon/NEWS.txthttps://r-lib.r-universe.dev/crayon/citationhttps://r-lib.r-universe.dev/crayon/citation.txthttps://r-lib.r-universe.dev/crayon/citation.cff