text: const express = require("express");
  const logger = require("morgan");
  const mongoose = require("mongoose");
  const compression = require("compression");
  
  const PORT =  process.env.PORT || 3000;
  
  const app = express();
  
  app.use(logger("dev"));
  
  app.use(compression());
  app.use(express.urlencoded({ extended: true }));
  app.use(express.json());
  
  app.use(express.static("public"));
  
  mongoose.connect("mongodb://localhost/Budget", {
    useNewUrlParser: true,
    useUnifiedTopology: true,
    useCreateIndex: true,
    useFindAndModify: false
  });
  
  // routes
  app.use(require("./routes/api.js"));
  
  app.listen(PORT, () => {
    console.log(`App running on port ${PORT}!`);
  });