import winston from "winston";
import DailyRotateFile from "winston-daily-rotate-file";
import type { LogCategory } from "./types.js";
/**
 * Get log directory from environment or default
 */
export declare function getLogDir(): string;
/**
 * Create file transport for a specific log category
 */
export declare function createFileTransport(category: LogCategory): DailyRotateFile;
/**
 * Create console transport
 */
export declare function createConsoleTransport(): winston.transports.ConsoleTransportInstance;
/**
 * Create all file transports (one per category)
 */
export declare function createAllFileTransports(): DailyRotateFile[];
/**
 * Configure log rotation settings
 */
export interface LogRotationConfig {
    /** Maximum log file size before rotation */
    maxSize: string;
    /** Maximum number of log files to keep (or time period like "30d") */
    maxFiles: string;
    /** Enable compression of rotated files */
    zippedArchive: boolean;
    /** Date pattern for file names */
    datePattern: string;
}
/**
 * Get log rotation configuration
 */
export declare function getRotationConfig(): LogRotationConfig;