text: const express = require("express");
  const fetch = require('node-fetch');
  
  const port = parseInt(process.env.PORT, 10) || 3000;
  const myTargetConfiguration = process.env.MY_TARGET_CONFIGURATION || "http://google.com";
  
  const app = express();
  
  app.get("/persons", (req, res, next) => {
      res.json(["Tony","Lisa","Michael","Ginger","Food"]);
  });
  
  app.get("/configuration", (req, res, next) => {
      res.send(myTargetConfiguration);
  });
  
  app.get("/outgoingRequest", (req, res, next) => {
      fetch(myTargetConfiguration)
          .then(res => res.text()) 
          .then(text => {
              res.send(text);
          })
          .catch(err => {
              console.log(err);
          });    
  });
  
  app.listen(port, () => {
      console.log(`Server running on port ${port}`);
  });