ControlActivityUnion type

type ControlActivityUnion =
  | ControlActivity
  | ExecutePipelineActivity
  | IfConditionActivity
  | SwitchActivity
  | ForEachActivity
  | WaitActivity
  | FailActivity
  | UntilActivity
  | ValidationActivity
  | FilterActivity
  | SetVariableActivity
  | AppendVariableActivity
  | WebHookActivity