add admin controller and many updates

lib/User/Service/UserConfirmationService.php

@@ -0,0 +1,25 @@
+<?php
+namespace Da\User\Service;
+
+use Da\User\Contracts\ServiceInterface;
+use Da\User\Event\UserEvent;
+use Da\User\Model\User;
+
+class UserConfirmationService implements ServiceInterface
+{
+    protected $model;
+
+    public function __construct(User $model)
+    {
+        $this->model = $model;
+    }
+
+    public function run()
+    {
+        $this->model->trigger(UserEvent::EVENT_BEFORE_CONFIRMATION);
+        $result = (bool) $this->model->updateAttributes(['confirmed_at' => time()]);
+        $this->model->trigger(UserEvent::EVENT_AFTER_CONFIRMATION);
+
+        return $result;
+    }
+}