text: 
  const express = require('express');
  const fs = require('fs');
  const https = require('https');
  const app = express();
  const port = 3030;
  const option = {
  	key: fs.readFileSync('../cert/k8s-master.key'),
  	cert: fs.readFileSync('../cert/k8s-master.crt')
  }
  
  app.use(express.static('public'));
  
  
  https.createServer(option,app).listen(port, function() {
  	console.log(`HTTPS server listening port ${port}`)
  
  });
  //app.listen(port, () => console.log(`Mediasoup client app is listening on port ${port}!`));
  