Read the tutorial - http://bitwiser.in/2018/02/22/setup-javascript-webpack-project.html
Part 1 of the tutorial can be accessed by checking out the part1 tag -
git checkoout part1
Part 2 of the tutorial can be accessed by checking out the part2 tag -
git checkout part2
Part 2 with scss support -
git checkout part2-scss
Part 3 with linting -
git checkout part3