[workflow][method] add method to get involved/suggested users

src/Bundle/ChillPersonBundle/Workflow/AccompanyingPeriodWorkWorkflowHandler.php

@@ -94,6 +94,19 @@ class AccompanyingPeriodWorkWorkflowHandler implements EntityWorkflowHandlerInte
         return null;
     }
 
+    public function getSuggestedUsers(EntityWorkflow $entityWorkflow): array
+    {
+        $suggestedUsers = $entityWorkflow->getUsersInvolved();
+
+        $referrer = $this->getRelatedEntity($entityWorkflow)
+            ->getAccompanyingPeriod()
+            ->getUser();
+
+        $suggestedUsers[$referrer->getId()] = $referrer;
+
+        return $suggestedUsers;
+    }
+
     public function getTemplate(EntityWorkflow $entityWorkflow, array $options = []): string
     {
         return '@ChillPerson/Workflow/_accompanying_period_work.html.twig';