/**
 * Simple structured logger with level control.
 */
export type LogLevel = "debug" | "info" | "warn" | "error" | "silent";
export declare function setLogLevel(level: LogLevel): void;
export declare function getLogLevel(): LogLevel;
export declare const logger: {
    debug(message: string): void;
    info(message: string): void;
    warn(message: string): void;
    error(message: string): void;
};