Extends Laravel's default `make:policy` command that auto add related mapping to `AuthServiceProvider`

PolicyMakeCommand.php

<?php

namespace App\Console\Commands;

use App\Traits\InsertLineTrait; // https://gist.github.com/AnandPilania/da4ddbc407b97c9ce89ff130a5dc9c1e#file-insertlinetrait-php
use Illuminate\Foundation\Console\PolicyMakeCommand as Command;
use Symfony\Component\Console\Input\InputOption;

class PolicyMakeCommand extends Command
{
    use InsertLineTrait;

    public function handle()
    {
        parent::handle();

        $policyName = $this->argument('name');
        $modelName = $this->option('model') ?? null;

        if ($this->option('add') && $modelName) {
            $this->insertLineAfter(
                app_path('Providers/AuthServiceProvider.php'),
                "protected \$policies = [",
                "\t\t" . trim("'App\Models\\" . $modelName . "' => 'App\Policies\\" . $policyName . "',")
            );
        }
    }

    protected function getOptions()
    {
        return array_merge([
            ['add', 'a', InputOption::VALUE_NONE, 'Auto add Model => Policy mapping to provider.']
        ], parent::getOptions());
    }
}