Node check for images

node-check-for-img.js

// Currenet setup
.use('/images/',        express.static( path.resolve(`${imagePath}/images/`)) )

// New idea
.get('/' + 'images' + '/*', function (req, res) {
    const imgUrl = `${imagePath}${req.url}`
    console.log(`imgUrl: ${imgUrl}`)

    const urlExists = url => new Promise(
      (resolve, reject) => request.head(url) .on("response", res => resolve(res.statusCode.toString()[0] ==="2"))
    )

    urlExists(`${imagePath}${req.url}`)
      .then(exists => {
        return exists ? `${imagePath}${req.url}` : false
      })
  })