NewListOpts create an empty CommandListOpts.

Start is the entrypoint.

CmdHelp is the 'scw help' command.

Commands is the list of enabled CLI commands.

errors.

errors.

BillingArgs are flags for the `RunBilling` function.

Command contains everything needed by the cli main loop to calls the workflow, display help and usage, and the context.

CommandListOpts holds a list of parameters.