function(ContainerInterface $container) { return new Monolog\Logger('app', [ (new Monolog\Handler\RotatingFileHandler('/logs/error.log')) ->setFormatter(new Monolog\Formatter\LineFormatter(null, null, true, true)), ], [ new Monolog\Processor\UidProcessor(), new Monolog\Processor\MemoryUsageProcessor(), new Monolog\Processor\MemoryPeakUsageProcessor(), new Monolog\Processor\PsrLogMessageProcessor(), new Monolog\Processor\IntrospectionProcessor(), ]); } ];