Information on the LVS load balancer is available here: http://www.linuxvirtualserver.org/.

The full syntax of a Dockerfile is available here: https://docs.docker.com/engine/reference/builder/#usage.

Traefik supports labels to dynamically configure many things. A list of all these labels is here: https://docs.traefik.io/configuration/backends/docker/#labels-overriding-default-behavior.

There are more and more application that natively support the ACME protocol. A list of these clients is available here: https://letsencrypt.org/docs/client-options/.