/**
 * Fail-closed Server Action request and extension authorization boundary.
 * @module rsc-endpoints/action-handler
 */
import type { ActionRequestParams } from "./types.js";
import { loadModuleFromSource } from "../../../../modules/react-loader/index.js";
export interface ActionAuthorizationTiming {
    readonly timeoutMs: number;
    readonly terminationGraceMs: number;
}
export type ActionModuleLoader = typeof loadModuleFromSource;
/** Handle an action request after extension-owned authorization. */
export declare function handleActionRequest(params: ActionRequestParams): Promise<Response>;
/** @internal Provider seam for deterministic request-boundary tests. */
export declare function handleActionRequestWithAuthorizationProvider(params: ActionRequestParams, provider: unknown, actionModuleLoader?: ActionModuleLoader, authorizationTiming?: Readonly<ActionAuthorizationTiming>): Promise<Response>;
/** @internal Registered-provider seam for deterministic lifecycle timing tests. */
export declare function handleActionRequestWithRegisteredAuthorizationForTesting(params: ActionRequestParams, authorizationTiming: Readonly<ActionAuthorizationTiming>, actionModuleLoader?: ActionModuleLoader): Promise<Response>;
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