erpsaas/app/Casts/MoneyCast.php

<?php

namespace App\Casts;

use Illuminate\Contracts\Database\Eloquent\CastsAttributes;
use Illuminate\Database\Eloquent\Model;
use UnexpectedValueException;

class MoneyCast implements CastsAttributes
{
    public function get(Model $model, string $key, mixed $value, array $attributes): int
    {
        return (int) $value;
    }

    /**
     * @throws UnexpectedValueException
     */
    public function set(Model $model, string $key, mixed $value, array $attributes): int
    {
        return (int) $value;
    }
}