function addChunkimport { addChunk } from "https://dotland.deno.dev/std@0.116.0/node/_stream/readable_internal.ts"; addChunk(stream: Duplex | Readable,state: ReadableState,chunk: string | Buffer | Uint8Array,addToFront: boolean,)Parametersstream: Duplex | Readablestate: ReadableStatechunk: string | Buffer | Uint8ArrayaddToFront: boolean