public function findRequiredFiles(array $files)
    {
        foreach ($files as $file) {
            if (file_exists($this->plugin->directory.'/'.$file)) {
                $this->addSuccess(sprintf('Found required file: %s', $file));
            } else {
                $this->addError(sprintf('Failed to find required file: %s', $file));
            }
        }
    }