text: const express = require('express');
  const app = express();
  
  // Activate json parsing for our handlers
  app.use(express.json());
  
  let users = [];
  
  // How to handle a post request on /users
  app.post('/users', (req, res) => {
      // req.body contains the already parsed json object of the user
      console.log(req.body);
      users.push(req.body);
  
      // Respond with a json object 
      res.json(users);
  });
  
  app.get('/users', (_req, res) => {
      res.json(users);
  });
  
  app.get('/', (_req, res) => {
      // respond with a file, this requires an absolute path and `.` is also not allowed.
      res.sendFile(`${__dirname}/users.html`);
  });
  
  // In this example you can already see one very fundamental concept and advantage of express:
  // There is not one central place where our app is defined, rather handlers are assigned to routes.
  // Splitting code into multiple files becomes easiert this way.
  
  app.listen(1337);
  