Node.js docker web app

index.js

import express from "express";

const app = express();
const port = 8080;

app.get("/", (req, res) => {
  res.send("Cześć świecie 👋");
});

app.listen(port, () => {
  console.log(`Listening on port ${port}`);
});

package.json

{
  "name": "dockerwebapp",
  "version": "1.0.0",
  "description": "Simple web app",
  "main": "index.js",
  "scripts": {
    "start": "node index.js"
  },
  "type": "module",
  "author": "kamil@frontstack.pl",
  "license": "MIT",
  "dependencies": {
    "express": "^4.17.1"
  }
}