transition added + attempt voter

src/Bundle/ChillPersonBundle/Security/Authorization/AccompanyingPeriodVoter.php

@@ -78,6 +78,12 @@ class AccompanyingPeriodVoter extends AbstractChillVoter  implements ProvideRole
                 return false;
             }
 
+            if (AccompanyingPeriod::STEP_CLOSED === $subject->getStep()) {
+                if($this->security->isGranted(self::EDIT, $subject)) {
+                    return false;
+                }
+            }
+
             // if confidential, only the referent can see it
             if ($subject->isConfidential()) {
                 return $token->getUser() === $subject->getUser();