method Command.prototype.helpOptionimport { Command } from "https://dotland.deno.dev/x/cliffy@v0.11.1/mod.ts"; helpOption(flags: string | false,desc?: string,opts?: IAction<O, A> | ICommandOption<O, A>,): thisParametersflags: string | falseoptionaldesc: stringoptionalopts: IAction<O, A> | ICommandOption<O, A>Returnsthis