when the request come back to 404 ,request the next option

Created by: sydeEvans

can use like this:

let proxy = httpProxy.createProxyServer( [ { target: proxyConfig.apiHost, // see https://github.com/nodejitsu/node-http-proxy#options changeOrigin: true }, { target: proxyConfig.rapHost, // see https://github.com/nodejitsu/node-http-proxy#options changeOrigin: true } ] )