Generate responsive images for medialibrary post upgrade

GenerateResponsiveImages.php

<?php

namespace App\Console\Commands;

use Illuminate\Console\Command;

class GenerateResponsiveImages extends Command
{
    /**
     * The name and signature of the console command.
     *
     * @var string
     */
    protected $signature = 'medialibrary:generate-responsive';

    /**
     * The console command description.
     *
     * @var string
     */
    protected $description = 'Generate responsive images for every image already uploaded.';

    /**
     * Create a new command instance.
     *
     * @return void
     */
    public function __construct()
    {
        parent::__construct();
    }

    /**
     * Execute the console command.
     *
     * @return mixed
     */
    public function handle()
    {
        $media = app(config('medialibrary.media_model'))::all();
        $generator = app('Spatie\MediaLibrary\ResponsiveImages\ResponsiveImageGenerator');

        foreach ($media as $medium) {
            $this->output->writeln('<info>Processing media#'.$medium->id.': '.$medium->getPath().'</info>');
            $generator->generateResponsiveImages($medium);
        }
    }
}