api/src/index.ts

import * as express from 'express'
import * as bodyParser from 'body-parser'
import routes from './routes/index'
import { createConnection } from 'typeorm'
import * as cors from 'cors'

const PORT = 3000
createConnection()
  .then(async (connection) => {
    const app = express()
    // configure multer
    app.use(cors())
    app.use(bodyParser.urlencoded({ extended: false }))
    app.use(bodyParser.json())

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

    app.use('/', routes)

    app.listen(PORT, () =>
      console.log(`Example app listening at http://localhost:${PORT}`)
    )
  })
  .catch((error) => console.log('TypeORM connection error: ', error))