Returns a specification to start this module under a supervisor.

arg is passed as the argument to Task.start_link/1 in the :start field of the spec.

For more information, see the Supervisor module, the Supervisor.child_spec/2 function and the Supervisor.child_spec/0 type.

Decodes a JSON from a binary message. The channel is ignored.

Encodes some data to a JSON binary. The channel is ignored.

@spec register() :: :ok

Registers transformer in Registry.

@spec start_link(term()) :: {:ok, pid()}

Start task to register the transformer in the Registry.