/**
 * Server Logger Utility
 *
 * Server-side logging utility for RevealUI framework.
 * Supports different log levels and structured output.
 * Automatically includes request ID from request context when available.
 *
 * WARNING: This module uses Node.js APIs (async_hooks via request-context).
 * For client-safe logging, use './logger-client.js' instead.
 */
export type LogLevel = 'debug' | 'info' | 'warn' | 'error';
export interface LogContext {
    [key: string]: unknown;
}
export interface Logger {
    debug(message: string, context?: LogContext): void;
    info(message: string, context?: LogContext): void;
    warn(message: string, context?: LogContext): void;
    error(message: string, context?: LogContext): void;
}
/**
 * Create a logger instance
 *
 * @param minLevel - Minimum log level to output (default: 'info')
 * @returns Logger instance
 */
export declare function createLogger(minLevel?: LogLevel): Logger;
/**
 * Default logger instance
 */
export declare const logger: Logger;
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