method ZipWriter.prototype.addimport { ZipWriter } from "https://dotland.deno.dev/x/zipjs@v2.7.23/index.d.ts"; add<ReaderType>(filename: string,reader?: | Reader<ReaderType> | ReadableReader | ReadableStream | Reader<unknown>[] | ReadableReader[] | ReadableStream[],options?: ZipWriterAddDataOptions,): Promise<EntryMetaData>Adds an entry into the zip file Adds an entry into the zip file Type ParametersReaderTypeParametersfilename: stringThe filename of the entry. optionalreader: | Reader<ReaderType> | ReadableReader | ReadableStream | Reader<unknown>[] | ReadableReader[] | ReadableStream[]The Reader instance used to read the content of the entry. optionaloptions: ZipWriterAddDataOptionsThe options. ReturnsPromise<EntryMetaData>A promise resolving to an EntryMetaData instance.