App\Http\Controllers\SelfUpdateController::index PHP Method

    public function index()
    {
        $versionInstalled = $this->updater->source()->getVersionInstalled('v');
        $updateAvailable = $this->updater->source()->isNewVersionAvailable($versionInstalled);
        return view('vendor.self-update.self-update', ['versionInstalled' => $versionInstalled, 'versionAvailable' => $this->updater->source()->getVersionAvailable(), 'updateAvailable' => $updateAvailable]);
    }