public function helpStubCommand()
    {
        $context = $this->bootstrap->getContext();
        $applicationPackage = $this->packageManager->getPackage($this->applicationPackageKey);
        $this->outputLine('<b>%s %s ("%s" context)</b>', [$this->applicationName, $applicationPackage->getInstalledVersion() ?: 'dev', $context]);
        $this->outputLine('<i>usage: %s <command identifier></i>', [$this->getFlowInvocationString()]);
        $this->outputLine();
        $this->outputLine('See "%s help" for a list of all available commands.', [$this->getFlowInvocationString()]);
        $this->outputLine();
    }