export interface CapturedChildApp {
    handler: unknown;
    serviceConfig: {
        port: number | string;
    };
    close: () => Promise<void>;
}
/**
 * Default `createChildApp` for zero-touch bundles. Installed BEFORE the
 * bundle is imported; a legacy dual-mode main.ts overwrites it at import
 * time and takes precedence automatically.
 */
export declare function installChildAppBridge(): void;
export declare function nestTap(exportsObject: unknown): boolean;