export declare function writeLog(level: string, message: string, meta?: Record<string, unknown>): Promise<void>;
export declare function filterLogs(params: {
    pattern?: string;
    startTime?: number;
    endTime?: number;
    limit?: number;
}): Promise<string[]>;
export declare function queryLogs(params: {
    query: string;
    startTime?: number;
    endTime?: number;
    limit?: number;
}): Promise<string[][]>;