Only start celery if no celery server is running
Only start celery if no celery server is running

kod3r/memex-explorer,YongchaoShang/memex-explorer,firebitsbr/memex-explorer,kod3r/memex-explorer,firebitsbr/memex-explorer,memex-explorer/memex-explorer,firebitsbr/memex-explorer,kod3r/memex-explorer,YongchaoShang/memex-explorer,memex-explorer/memex-explorer,memex-explorer/memex-explorer,YongchaoShang/memex-explorer,kod3r/memex-explorer,YongchaoShang/memex-explorer,firebitsbr/memex-explorer,memex-explorer/memex-explorer