automaticaly assign guard_name

app/Models/Permission.php

@@ -13,6 +13,12 @@ class Permission extends Model
   {
     parent::boot();
 
+    static::creating(function (Permission $permission) {
+      if (!$permission->guard_name) {
+        $permission->guard_name = 'web';
+      }
+    });
+
     static::created(function (Permission $permission) {
       if ($role = Role::where('name', 'superuser')->first()) {
         $role->permissions()->attach([$permission->id]);

app/Models/Role.php

@@ -6,5 +6,18 @@ use Spatie\Permission\Models\Role as Model;
 
 class Role extends Model
 {
-  // 
+  /**
+   * @inheritdoc
+   */
+  public static function boot()
+  {
+    parent::boot();
+    static::bootTraits();
+
+    static::creating(function (Role $role) {
+      if (!$role->guard_name) {
+        $role->guard_name = 'web';
+      }
+    });
+  }
 }