@type t() :: %AshAuthentication.Strategy.Firebase{
  __spark_metadata__: term(),
  name: atom(),
  project_id: nil | String.t() | {module(), Keyword.t()},
  register_action_name: atom() | nil,
  registration_enabled?: boolean(),
  require_email_verified?: boolean(),
  resource: module() | nil,
  sign_in_action_name: atom() | nil,
  strategy_module: module(),
  token_input: atom() | nil
}