server.js

// code written by Rob--W author of cors-anywhere
// Listen on a specific host via the HOST environment variable
var host = process.env.HOST || "0.0.0.0";
// Listen on a specific port via the PORT environment variable
var port = process.env.PORT || 8080;

var cors_proxy = require("cors-anywhere");
cors_proxy
  .createServer({
    originBlacklist: [],
    originWhitelist: [],
    requireHeader: ["origin", "x-requested-with"],
    removeHeaders: [
      "cookie",
      "cookie2",
      // Strip Heroku-specific headers
      "x-request-start",
      "x-request-id",
      "via",
      "connect-time",
      "total-route-time",
      // Other Heroku added debug headers
      // 'x-forwarded-for',
      // 'x-forwarded-proto',
      // 'x-forwarded-port',
    ],
    redirectSameOrigin: true,
    httpProxyOptions: {
      // Do not add X-Forwarded-For, etc. headers, because Heroku already adds it.
      xfwd: false,
    },
  })
  .listen(port, host, function () {
    console.log("Running CORS Anywhere on " + host + ":" + port);
  });