import express from "express";import dotenv from 'dotenv';import * as path from "node:path";const app = express();dotenv.config();app.get("/", (req, res) => {res.sendFile(path.resolve('./app/index.html'));});app.get("/calculator.js", (req, res) => {res.sendFile(path.resolve('./app/calculator.js'));});app.get("/layout.css", (req, res) => {res.sendFile(path.resolve('./app/layout.css'));});app.listen(8000);