@type t() :: %Cyclium.Workflow.Config{
  debounce_ms: non_neg_integer() | nil,
  episode_reuse: boolean(),
  failure_policies: %{required(atom()) => map()},
  steps: %{required(atom()) => Cyclium.Workflow.StepConfig.t()},
  subject_key: atom() | nil,
  trigger: {:event, binary()} | :manual,
  workflow_id: binary()
}