Offers getProxyForUrl to get the proxy URL for a URL, respecting the *_PROXY (e.g. HTTP_PROXY) and NO_PROXY environment variables.
Enable support for http_proxy, httpsproxy and noproxy env variables
Toggle proxy environments (http_proxy and https_proxy) in command line.
Set the HTTP_PROXY and HTTPS_PROXY environment variables to use the node fetch API
Proxies all http/https requests when NODE_PROXY env is set