Issue #3238915: Refactor (if feasible) uses of the jQuery ready function to use VanillaJS

core/lib/Drupal/Core/Installer/Exception/AlreadyInstalledException.php

@@ -21,6 +21,8 @@ public function __construct(TranslationInterface $string_translation) {
     $title = $this->t('Drupal already installed');
     $replacements = [
       ':base-url' => $GLOBALS['base_url'],
+      // We cannot use the route system.db_update here because we are too early
+      // in the execution stack.
       ':update-url' => $GLOBALS['base_path'] . 'update.php',
     ];
     $message = $this->t('<ul>