first commit

environments/dev/backend/config/test-local.php

@@ -0,0 +1,9 @@
+<?php
+return yii\helpers\ArrayHelper::merge(
+    require __DIR__ . '/../../common/config/test-local.php',
+    require __DIR__ . '/main.php',
+    require __DIR__ . '/main-local.php',
+    require __DIR__ . '/test.php',
+    [
+    ]
+);