/**
 * Simple logging utility for the Memorai core package
 */
declare class Logger {
    private static instance;
    private logLevel;
    private constructor();
    static getInstance(): Logger;
    private shouldLog;
    private log;
    debug(message: string, data?: unknown): void;
    info(message: string, data?: unknown): void;
    warn(message: string, data?: unknown): void;
    error(message: string, data?: unknown): void;
}
export declare const logger: Logger;
export {};
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