It worked few weeks ago on different computer! :)
Trying to start new theme with Bootstrap-Sass on Drupal using nodejs, npm and laravel-mix and webpack. Never used it before, I just follow yt tutorial. Nodejs and npm have been installed and with that laravel-mix have been added.
Inside the theme folder following files have been created:
webpack.mix.js - created with same content as last time to convert sass to css.
package.json - created automatically and 'dev' command added manually as …