* zend eventmanager added

* sms store triggers an event on save
* event subscriber middleware added. place to set up listeners
* koinservice lazylistens on sms save event

src/App/Service/SmsStoreService.php

@@ -7,6 +7,7 @@ namespace App\Service;
 use App\Entity\Sms;
 use App\Entity\User;
 use Doctrine\ORM\EntityManager;
+use Zend\EventManager\EventManager;
 
 class SmsStoreService
 {
@@ -15,9 +16,10 @@ class SmsStoreService
    */
   private $em;
 
-  public function __construct(EntityManager $em)
+  public function __construct(EntityManager $em, EventManager $eventManager)
   {
     $this->em = $em;
+    $this->eventManager = $eventManager;
   }
 
   public function storeSms(string $hashKey, int $direction, array $requestData): bool
@@ -34,6 +36,10 @@ class SmsStoreService
     $this->em->persist($sms);
     $this->em->flush();
 
+    $this->eventManager->trigger('store.sms.persisted', $this, [
+      'sms' => $sms,
+    ]);
+
     return true;
   }