export declare function resolveSessionLane(key: string): string;
/**
 * Onboarding investigations run in their own global lane (concurrency 1) so
 * they can never occupy the Main slots the user's messages need — the
 * documented "a simple 'hi' crawled while onboarding competed for the model"
 * regression, which previously forced the login flow to block chat until the
 * whole pass finished. Both onboarding surfaces are single-run/sequential, so
 * one slot costs them nothing.
 */
export declare const ONBOARDING_LANE = "onboarding";
export declare function resolveGlobalLane(lane?: string, sessionKey?: string): string;
export declare function resolveEmbeddedSessionLane(key: string): string;