/**
 * Bootstrap runtime phase — EventBus creation, event processor, experiment client,
 * telemetry, runtime factory, canvas initialization, app loader, and cleanup.
 */
import type { SyntroInitOptions, SyntroInitResult } from './bootstrap-types';
/** Internal init implementation — all errors propagate to the outer init() try/catch. */
export declare function _initCore(options: SyntroInitOptions): Promise<SyntroInitResult>;
