Add BaseModel with stricter attribute existence checking

app/Models/EmailConfirmation.php

@@ -2,8 +2,6 @@
 
 namespace App\Models;
 
-use Illuminate\Database\Eloquent\Model;
-
 /**
  * E-mail confirmation
  *
@@ -14,7 +12,7 @@ use Illuminate\Database\Eloquent\Model;
  * @property string $email
  * @property-read User $user
  */
-class EmailConfirmation extends Model
+class EmailConfirmation extends BaseModel
 {
     protected $guarded = [];
     const UPDATED_AT = null; // disable update timestamp