first commit

environments/dev/frontend/config/main-local.php

@@ -0,0 +1,25 @@
+<?php
+
+$config = [
+    'components' => [
+        'request' => [
+            // !!! insert a secret key in the following (if it is empty) - this is required by cookie validation
+            'cookieValidationKey' => '',
+        ],
+    ],
+];
+
+if (!YII_ENV_TEST) {
+    // configuration adjustments for 'dev' environment
+    $config['bootstrap'][] = 'debug';
+    $config['modules']['debug'] = [
+        'class' => 'yii\debug\Module',
+    ];
+
+    $config['bootstrap'][] = 'gii';
+    $config['modules']['gii'] = [
+        'class' => 'yii\gii\Module',
+    ];
+}
+
+return $config;

environments/dev/frontend/config/params-local.php

@@ -0,0 +1,3 @@
+<?php
+return [
+];

environments/dev/frontend/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',
+    [
+    ]
+);