/**
 * StackBlitz WebContainer detection for AsyncLocalStorage fallbacks.
 * Safe to import from browser-shared modules: on the client this always
 * returns false (no `process.versions.webcontainer`).
 */
/** StackBlitz sets `process.versions.webcontainer` inside WebContainers. */
export declare const inWebcontainer: () => boolean;
/** Test-only: force or clear the WebContainer detection path. */
export declare const __setInWebcontainerForTests: (value: boolean | null) => void;