sfp_api_laravel_ginastica_cerebro/app/Models/UnitHistory.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Database\Eloquent\SoftDeletes;

/**
 * @property int $id
 * @property int $unit_id
 * @property string $title
 * @property string|null $content
 * @property bool $visible_to_franchisee
 * @property \Carbon\Carbon $created_at
 * @property \Carbon\Carbon $updated_at
 * @property \Carbon\Carbon|null $deleted_at
 * @property-read \App\Models\Unit $unit
 */
class UnitHistory extends Model
{
    use HasFactory, SoftDeletes;

    protected $table = 'unit_histories';

    protected $guarded = ['id'];

    protected $casts = [
        'visible_to_franchisee' => 'boolean',
        'created_at'            => 'datetime',
        'updated_at'            => 'datetime',
        'deleted_at'            => 'datetime',
    ];

    public function unit(): BelongsTo
    {
        return $this->belongsTo(Unit::class, 'unit_id');
    }
}