/**
 * App Initializer Factory
 * Creates a singleton app initializer with ordered module execution
 */
import type { AppInitializerConfig, AppInitializerResult, InitModule } from "./types";
/**
 * Create an app initializer with singleton pattern
 *
 * @example
 * ```typescript
 * const initializeApp = createAppInitializer({
 *   modules: [
 *     { name: 'firebase', init: initFirebase, critical: true },
 *     { name: 'auth', init: initAuth, critical: true, dependsOn: ['firebase'] },
 *     { name: 'subscription', init: initSubscription, dependsOn: ['auth'] },
 *     { name: 'ai', init: initAI },
 *   ],
 * });
 *
 * await initializeApp();
 * ```
 */
export declare function createAppInitializer(config: AppInitializerConfig): () => Promise<AppInitializerResult>;
/**
 * Create a simple initialization module
 */
export declare function createInitModule(name: string, init: () => Promise<void> | void, options?: Partial<Omit<InitModule, "name" | "init">>): InitModule;