defmodule Vela.Serializer do
  @moduledoc """
  Behaviour for serializing cache entries to/from binary.

  Used by backends that store data externally (Redis, DETS)
  where Elixir terms need to be converted to bytes.
  """

  @callback encode(term(), keyword()) :: {:ok, binary()} | {:error, term()}
  @callback decode(binary(), keyword()) :: {:ok, term()} | {:error, term()}
end