import type { RlmArtifactPaths } from "./types";
export declare const RLM_DIR_SEGMENT = "runs";
export declare function isValidRlmSessionId(sessionId: string): boolean;
/** Generate a filesystem-safe, sortable session id (timestamp + random suffix). */
export declare function generateRlmSessionId(now?: Date): string;
export declare function resolveRlmArtifactPaths(cwd: string, sessionId: string, gjcSessionId?: string): RlmArtifactPaths;
export declare function ensureRlmSessionDir(paths: RlmArtifactPaths): Promise<void>;
export declare function rlmSessionExists(cwd: string, sessionId: string, gjcSessionId?: string): Promise<boolean>;
export declare function readRlmNotebookIfPresent(cwd: string, sessionId: string, gjcSessionId?: string): Promise<import("../edit/notebook").NotebookDocument | undefined>;