Network is a struct containing the configuration of a single Docker network including some extra fields so that Pygmy knows how to interact with the desired outcome.

Params is an arbitrary struct to pass around configuration from the top level to the lowest level - such as variable input to one of the containers.

Service is a collection of requirements for starting a container and provides a way for config of any container to be overridden and start fully compatible with Docker's API.

DockerService is the requirements for a Docker container to be compatible.