I've done zero-downtime deployments with the same Docker compose file running on multiple nodes. I just had a Python script (~100 lines) that would take instanc

I've done zero-downtime deployments with the same Docker compose file running on multiple nodes. I just had a Python script (~100 lines) that would take instances off the load balancer in turn, update the docker-compose file, add them back, wait for a warm-up period and move on to the next ones.