function appendHeaderimport { appendHeader } from "https://dotland.deno.dev/x/another_cookiejar@v2.2.4/header_utils.ts"; appendHeader(headers: | Headers | string[][] | Record<string, string> | undefined,name: string,value: string,)Parametersheaders: | Headers | string[][] | Record<string, string> | undefinedname: stringvalue: string