protected function displayHelpIndex()
{
$context = $this->bootstrap->getContext();
$applicationPackage = $this->packageManager->getPackage($this->applicationPackageKey);
$this->outputLine('<b>%s %s ("%s" context)</b>', [$applicationPackage->getComposerManifest('description'), $applicationPackage->getInstalledVersion() ?: 'dev', $context]);
$this->outputLine('<i>usage: %s <command identifier></i>', [$this->getFlowInvocationString()]);
$this->outputLine();
$this->outputLine('The following commands are currently available:');
$this->displayShortHelpForCommands($this->commandManager->getAvailableCommands());
$this->outputLine('* = compile time command');
$this->outputLine();
$this->outputLine('See "%s help <commandidentifier>" for more information about a specific command.', [$this->getFlowInvocationString()]);
$this->outputLine();
}