Fix command dispatching

app/helpers.php

@@ -10,6 +10,7 @@
  */
 
 use CachetHQ\Cachet\Settings\Repository;
+use Illuminate\Contracts\Bus\Dispatcher;
 use Illuminate\Support\Facades\Config;
 use Illuminate\Support\Facades\Request;
 use Jenssegers\Date\Date;
@@ -159,3 +160,17 @@ if (!function_exists('cachet_redirect')) {
         return app('redirect')->to($url, $status, $headers);
     }
 }
+
+if (!function_exists('execute')) {
+    /**
+     * Send the given command to the dispatcher for execution.
+     *
+     * @param object $command
+     *
+     * @return void
+     */
+    function execute($command)
+    {
+        app(Dispatcher::class)->execute($command);
+    }
+}