add services + more structural additions

lib/User/Traits/ModuleTrait.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace Da\User\Traits;
+
+use Da\User\Helper\AuthHelper;
+use Da\User\Module;
+use Yii;
+
+/**
+ * @property-read Module $module
+ */
+trait ModuleTrait
+{
+    /**
+     * @return \Da\User\Module
+     */
+    public function getModule()
+    {
+        return Yii::$app->getModule('user');
+    }
+}