/**
 * `login "device-code"` engine: RFC 8628 device authorization — request a
 * user code, show the verification URL, poll the token endpoint until the
 * grant completes, then project / enrich the credentials.
 */
import type { CompiledDeviceCodeLogin } from "@oh-my-pi/pi-catalog/compat/types";
import type { OAuthController, OAuthCredentials } from "../oauth/types.js";
/** Builds the login function for one `login "device-code"` rule. */
export declare function createDeviceCodeLogin(rule: CompiledDeviceCodeLogin, provider: string): (ctrl: OAuthController) => Promise<OAuthCredentials>;