import type { IncomingMessage, ServerResponse } from 'node:http';
import type { ApiQueryPriority } from './api-query-priority.js';
export declare const API_QUERY_CALLER_DISCONNECTED = "API_QUERY_CALLER_DISCONNECTED";
export interface StoreQueryRequestLifecycle {
    readonly signal: AbortSignal;
    readonly priority: ApiQueryPriority;
    readonly source: string;
    dispose(): void;
}
export declare function isApiQueryCallerDisconnected(err: unknown): boolean;
/** Share the admission lane and HTTP disconnect lifecycle across query routes. */
export declare function createStoreQueryRequestLifecycle(req: IncomingMessage, res: ServerResponse, source: string): StoreQueryRequestLifecycle;
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