import 'reflect-metadata';
import { Type } from '@frontmcp/sdk';
export declare function getMetadata<T = any>(key: any, target: any, propertyKey?: string | symbol): T | undefined;
export declare function setMetadata(key: any, value: any, target: any, propertyKey?: string | symbol): void;
export declare function hasAsyncWith(klass: Type<any>): boolean;