e2e tests: ensure the infrastructure is ready before launching the tests
See https://github.com/huggingface/datasets-server/pull/366#issuecomment-1152150929
> Possibly we have to improve the control of the startup with docker compose: https://docs.docker.com/compose/startup-order/.
> And we should not start the tests before all the infrastructure is ready (db, API, workers)
e2e tests: ensure the infrastructure is ready before launching the tests: See https://github.com/huggingface/datasets-server/pull/366#issuecomment-1152150929
> Possibly we have to improve the control of the startup with docker compose: https://docs.docker.com/compose/startup-order/.
> And we should not start the tests before all the infrastructure is ready (db, API, workers)