foreach ($container['logger']->getBuckets() as $bucket) {
 // check not empty and at least warning (4)
 if (get_class($bucket) === 'Apix\\Log\\Logger\\File' && !$bucket->isEmpty()) {
 if (!$file = $bucket->getDestination()) {
 continue;
 }
 // get log content
 $content = file_get_contents($file, false);
 // send log by email
 }