Post: Take control of your backend (II)

step2.js

const Client = require('node - rest - client').Client
const client = new Client()
exports.fetch = functions.https.onRequest((req, res) => {
    client.get(BACKEND_URL, function (data, response) {

        (…) // TODO Clean up

        return res.status(200)
            .type('application / json')
            .send(data)
    })
 })