/**
 * Request Preparation and Context Management (Simplified)
 *
 * Utilities for preparing request configurations with enriched headers
 * and tracking context. Simplified version without unified processor.
 */
import { AsyncLocalStorage } from 'node:async_hooks';
import type { ApiHeaders, ApiConfig, EnrichedHeadersOptions } from '@plyaz/types/api';
/**
 * Context for headers that flow through service calls
 */
export declare const headersContext: AsyncLocalStorage<ApiHeaders>;
/**
 * Get current headers from context
 */
export declare function getContextHeaders(): ApiHeaders;
/**
 * Run function with headers in context
 */
export declare function runWithHeaders<T>(headers: ApiHeaders, fn: () => T): T;
/**
 * Run async function with headers in context
 */
export declare function runWithHeadersAsync<T>(headers: ApiHeaders, fn: () => Promise<T>): Promise<T>;
/**
 * Prepare request configuration with simple three-level precedence
 * Global -> Client -> Request (highest priority)
 */
export declare function prepareRequestConfig(requestConfig?: Partial<ApiConfig>, clientConfig?: Partial<ApiConfig>): Promise<ApiConfig>;
/**
 * Prepare request configuration with enriched headers support
 */
export declare function prepareRequestConfigWithEnrichedHeaders(requestConfig?: Partial<ApiConfig>, clientConfig?: Partial<ApiConfig>, enrichedHeadersOptions?: EnrichedHeadersOptions): Promise<ApiConfig>;
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