import type { ProgressFile } from "./types.js";
/** Seed XP from a historical prompt count: full credit to level 15, 25% beyond, hard-capped at 25. */
export declare function seedXpForPrompts(totalPrompts: number): number;
/**
 * Rebuild a progress file from session history. Returns null when there is no
 * history at all (fresh install → start at Lurker via createEmptyProgress).
 */
export declare function rebuildFromSessions(sessionsDir?: string): Promise<ProgressFile | null>;
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