mandant-crm/backend/app/Models/User.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\SoftDeletes;
use Illuminate\Foundation\Auth\User as Authenticatable;
use Illuminate\Notifications\Notifiable;
use Laravel\Sanctum\HasApiTokens;

class User extends Authenticatable
{
    use HasApiTokens, HasFactory, Notifiable, SoftDeletes;

    protected $fillable = ['name', 'email', 'password', 'role'];

    protected $hidden = ['password', 'remember_token'];

    protected $casts = [
        'email_verified_at' => 'datetime',
        'password' => 'hashed',
    ];

    public function isAdmin(): bool
    {
        return $this->role === 'admin';
    }
}