add rest application and discount-status rest method

rest/config/main.php

@@ -0,0 +1,43 @@
+<?php
+$params = array_merge(
+    require(__DIR__ . '/../../common/config/params.php'),
+    require(__DIR__ . '/../../common/config/params-local.php'),
+    require(__DIR__ . '/params.php'),
+    require(__DIR__ . '/params-local.php')
+);
+
+return [
+    'id' => 'app-rest',
+	'name' =>'Fitness recepció',
+    'basePath' => dirname(__DIR__),
+    'bootstrap' => ['log'],
+    'controllerNamespace' => 'rest\controllers',
+    'components' => [
+    	'request' => [
+    		'enableCsrfValidation'=>false,
+            'csrfParam' => '_csrf-rest',
+            'parsers' => [
+                'application/json' => 'yii\web\JsonParser',
+            ]
+    	],
+        'user' => [
+            'identityClass' => 'common\models\User',
+            'enableSession' => false,
+            'enableAutoLogin' => false,
+            'loginUrl' => null,
+        ],
+        'log' => [
+            'traceLevel' => YII_DEBUG ? 3 : 0,
+            'targets' => [
+                [
+                    'class' => 'yii\log\FileTarget',
+                    'levels' => ['error', 'warning'],
+                ],
+            ],
+        ],
+        'errorHandler' => [
+            'errorAction' => 'site/error',
+        ],
+    ],
+    'params' => $params,
+];