Approval.

de/exhibition_contributor_roles.php

@@ -1,2 +1,9 @@
 <?PHP
 declare(strict_types = 1);
+$exhibition_contributor_roles = array (
+  'concept' => 'Konzept',
+  'curator' => 'Kurator',
+  'design' => 'Design',
+  'coordinator' => 'Koordination',
+  'protagonist' => 'Protagonist',
+);