[BS5] move showWhatsNewModal

data/web/inc/header.inc.php

@@ -48,6 +48,7 @@ $globalVariables = [
   'app_links' => customize('get', 'app_links'),
   'is_root_uri' => (parse_url($_SERVER['REQUEST_URI'], PHP_URL_PATH) == '/'),
   'uri' => $_SERVER['REQUEST_URI'],
+  'last_login' => last_login('get', $_SESSION['mailcow_cc_username'], 7, 0)['ui']['time']
 ];
 
 foreach ($globalVariables as $globalVariableName => $globalVariableValue) {