text: //constants
  const express = require('express')
  const app = express()
  const mongodb = require('mongodb')
  const dotenv = require('dotenv')
  dotenv.config()
  
  //leverages
  
  app.use(express)
  console.log('[*] congrats, server is running.')
  
  //has to be checked these ones
  app.use(express.urlencoded({ extended: false }))
  app.use(express.json())
  
  //connect to mongodb in db.js -- we define the Port there
  mongodb.connect(
      process.env.CONNECTIONSTRING,
      {
        useNewUrlParser: true,
        useUnifiedTopology: true,
      },
      function (err, client) {
        db = client.db() //this selects our mongodb database
        app.listen(3000)
      }
    )
  
  