[Web][Dovecot] Rework imapsync: sync sources, OAuth2 (XOAUTH2), worker pool, Python runner

data/web/templates/edit.twig

@@ -26,6 +26,7 @@
   var lang_user = {{ lang_user|raw }};
   var lang_admin = {{ lang_admin|raw }};
   var lang_datatables = {{ lang_datatables|raw }};
+  var lang_syncjobs = {{ lang_syncjobs|raw }};
   var csrf_token = '{{ csrf_token }}';
   var pagination_size = Math.trunc('{{ pagination_size }}');
   var table_for_domain = '{{ domain }}';