public function getProjectRoot()
{
if (!isset(self::$projectRoot)) {
$this->debug('Finding the project root based on the CWD');
self::$projectRoot = $this->localProject->getProjectRoot();
$this->debug(self::$projectRoot ? 'Project root found: ' . self::$projectRoot : 'Project root not found');
}
return self::$projectRoot;
}