hado/core/app/Models/Channel.php

<?php

namespace App\Models;

use App\Enums\ChannelType;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;

class Channel extends Model
{
    protected $guarded = [];

    protected function casts(): array
    {
        return [
            'type' => ChannelType::class,
            'config' => 'array',
            'enabled' => 'boolean',
        ];
    }

    public function user(): BelongsTo
    {
        return $this->belongsTo(User::class);
    }
}