interface Group implements [Deno.Closer]Re-exportimport { type Group } from "https://deno.land/x/proc@0.20.17/mod1.ts"; A process group. A process group must be closed to allow it to be garbage collected. Methodsrun<A, B>(inputHandler: InputHandler<A>,outputHandler: OutputHandler<B>,input: A,options: RunOptions,): B | Promise<B>Flat process API.