Followed this readme for webpack:
https://webpack.js.org/guides/getting-started/

Followed this for bulma:
https://bulma.io/documentation/customize/with-webpack/

For vuejs:
https://itnext.io/vuejs-and-webpack-4-from-scratch-part-1-94c9c28a534a

For devserver:
https://itnext.io/vue-js-and-webpack-4-from-scratch-part-2-5038cc9deffb