ldc-supportweb/app/Models/Project.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;

/**
 * @property string $name
 * @property Site $site_id
 */
class Project extends Model
{
    use HasFactory;

    /**
     * The attributes that are mass assignable.
     *
     * @var list<string>
     */
    protected $fillable = [
        'name',
        'site_id'
    ];

    // * RELATIONSHIPS.

    /**
     * BelongsTo Site
     *
     * @return \Illuminate\Database\Eloquent\Relations\BelongsTo
     */
    public function site(): \Illuminate\Database\Eloquent\Relations\BelongsTo
    {
        return $this->belongsTo(Site::class);
    }
}