Returns a specification to start this module under a supervisor.

See Supervisor.

@spec start_link([DynamicSupervisor.option() | DynamicSupervisor.init_option()]) ::
  Supervisor.on_start()

Starts a publisher generator with Supervisor options.

@spec start_publisher(Supervisor.supervisor(), Yggdrasil.Channel.t()) ::
  DynamicSupervisor.on_start_child()

Starts a publisher using the generator and the channel to identify the connection.

@spec stop(Supervisor.supervisor()) :: :ok

Stops a publisher generator.