function parseDateimport { parseDate } from "https://deno.land/x/lume@v1.19.4/core/source.ts"; parseDate(slug: string): [string, Date | undefined]Parse a date/datetime Filenames can be prepended with a date (yyyy-mm-dd) or datetime (yyyy-mm-dd-hh-ii-ss) followed by an underscore (_) or hyphen (-). Parametersslug: stringReturns[string, Date | undefined]