export declare const CORRELATION_ID_HEADER = "x-correlation-id"; export declare const REQUEST_ID_HEADER = "x-request-id"; export declare function generateCorrelationId(): string; export declare function generateRequestId(): string; export type CorrelationContext = { correlationId: string; requestId: string; tenantId?: string; entityId?: string; }; export declare function createCorrelationContext(partial?: Partial): CorrelationContext; export declare function correlationHeaders(ctx: CorrelationContext): Record;