Things to look at - murdahl/cleanslate GitHub Wiki

Tutorial

Firebase and Android app tutorial https://www.youtube.com/watch?v=6Iy7crsnVhA&index=2&list=PLGCjwl1RrtcSi2oV5caEVScjkM6r3HO9t&t=0s

Eslint with Airbnb with Java Script Style Guide (WebStorm) https://www.themarketingtechnologist.co/eslint-with-airbnb-javascript-style-guide-in-webstorm/