instrunet_backend/Singletons.js

import minimist from "minimist";

let argv = minimist(process.argv.slice(2));
export default {

        "Access-Control-Allow-Origin": argv.https === true ? "https://andyxie.cn:4000" : "http://localhost:3000",
        "Access-Control-Allow-Credentials": true,
        "Access-Control-Allow-Headers": "Content-Type, Access-Control-Allow-Credentials"

};