First concept

node_modules/next/dist/client/components/request-async-storage.external.d.ts

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+/// <reference types="node" />
+import type { AsyncLocalStorage } from 'async_hooks';
+import type { DraftModeProvider } from '../../server/async-storage/draft-mode-provider';
+import type { ResponseCookies } from '../../server/web/spec-extension/cookies';
+import type { ReadonlyHeaders } from '../../server/web/spec-extension/adapters/headers';
+import type { ReadonlyRequestCookies } from '../../server/web/spec-extension/adapters/request-cookies';
+import { requestAsyncStorage } from './request-async-storage-instance';
+export interface RequestStore {
+    readonly headers: ReadonlyHeaders;
+    readonly cookies: ReadonlyRequestCookies;
+    readonly mutableCookies: ResponseCookies;
+    readonly draftMode: DraftModeProvider;
+    readonly reactLoadableManifest: Record<string, {
+        files: string[];
+    }>;
+    readonly assetPrefix: string;
+}
+export type RequestAsyncStorage = AsyncLocalStorage<RequestStore>;
+export { requestAsyncStorage };
+export declare function getExpectedRequestStore(callingExpression: string): RequestStore;