/**
 * Auth screen state machine for contract tests and controlled UI.
 *
 * idle → submitting → success | verification_required | error | rate_limited
 */
export type AuthFlowState = "idle" | "submitting" | "success" | "verification_required" | "error" | "rate_limited";
/**
 * Derive flow state from mutation pending flag + normalized error.
 */
export declare function resolveAuthFlowState(input: {
    isPending: boolean;
    isSuccess?: boolean;
    errorCode?: string | null;
}): AuthFlowState;