/**
 * Span logging utilities
 * Single Responsibility: Log trace spans with structured data
 */
export type SpanData = {
    traceId: string;
    spanId: string;
    operationName: string;
    status: 'success' | 'error';
    duration: number;
    timestamp: string;
    metadata?: Record<string, unknown>;
};
/**
 * Log a span with structured data
 * In production, this would send to a tracing backend (OpenTelemetry, Jaeger, etc.)
 */
export declare function logSpan(traceId: string, spanId: string, operationName: string, status: 'success' | 'error', duration: number, metadata?: Record<string, unknown>): void;
/**
 * Check if tracing is enabled
 */
export declare function isTracingEnabled(): boolean;
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