npm install --save-dev laravel-mix-filename-versioning
In your webpack.mix.js file:
// top of the file
let LaravelMixFilenameVersioning = require('laravel-mix-filename-versioning');
// ... at the end of the file
if (mix.inProduction()) {
mix.webpackConfig({
plugins: [
new LaravelMixFilenameVersioning
]
});
}