Express API をデプロイ

import express from 'express';

const app = express();

app.get('/', (req, res) => {
  res.send('Hello World!');
});

// Square Cloud sets PORT=80. Listening on 0.0.0.0 accepts connections from outside the container.
const port = Number(process.env.PORT) || 80;
app.listen(port, '0.0.0.0', () => {
  console.log(`App listening on port ${port}`);
});

MAIN=app.js
MEMORY=512
VERSION=recommended
DISPLAY_NAME=My Express API
SUBDOMAIN=my-express-api