Extract automation API to MailPoet REST API

[MAILPOET-4523]

mailpoet/lib/Config/Initializer.php

@@ -3,6 +3,7 @@
 namespace MailPoet\Config;
 
 use MailPoet\API\JSON\API;
+use MailPoet\API\REST\API as RestApi;
 use MailPoet\AutomaticEmails\AutomaticEmails;
 use MailPoet\Automation\Engine\Engine;
 use MailPoet\Automation\Engine\Hooks as AutomationHooks;
@@ -37,6 +38,9 @@ class Initializer {
   /** @var API */
   private $api;
 
+  /** @var RestApi */
+  private $restApi;
+
   /** @var Activator */
   private $activator;
 
@@ -115,6 +119,7 @@ class Initializer {
     RendererFactory $rendererFactory,
     AccessControl $accessControl,
     API $api,
+    RestApi $restApi,
     Activator $activator,
     SettingsController $settings,
     Router\Router $router,
@@ -143,6 +148,7 @@ class Initializer {
     $this->rendererFactory = $rendererFactory;
     $this->accessControl = $accessControl;
     $this->api = $api;
+    $this->restApi = $restApi;
     $this->activator = $activator;
     $this->settings = $settings;
     $this->router = $router;
@@ -383,6 +389,7 @@ class Initializer {
     if (!defined(self::INITIALIZED)) return;
     try {
       $this->api->init();
+      $this->restApi->init();
       $this->router->init();
       $this->setupUserLocale();
     } catch (\Exception $e) {