/**
 * ID Generator Utility
 *
 * Wraps nanoid library to provide a clean interface for ID generation,
 * isolating the application from direct third-party library dependencies.
 *
 */
/**
 * Generate a unique ID with optional custom length
 *
 * @param length - Optional length of the ID (default: 21)
 * @returns A unique alphanumeric ID
 */
export declare function generateId(length?: number): string;
/**
 * Generate a unique session ID
 *
 * @returns A 12-character unique session ID
 */
export declare function generateSessionId(): string;
/**
 * Generate a unique exploration ID
 *
 * @returns A prefixed unique exploration ID
 */
export declare function generateExplorationId(): string;
/**
 * Generate a unique insight ID
 *
 * @returns A prefixed unique insight ID
 */
export declare function generateInsightId(): string;
/**
 * Generate a unique decision ID
 *
 * @returns A prefixed unique decision ID
 */
export declare function generateDecisionId(): string;
/**
 * Generate a short ID for filenames or temporary use
 *
 * @returns A 6-character unique ID
 */
export declare function generateShortId(): string;
/**
 * Generate a unique memory entry ID
 *
 * @returns A prefixed unique memory ID
 */
export declare function generateMemoryId(): string;
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