import type { IChannelAdapter } from './types';
import type { CrewxPlugin } from '../plugin';
export declare function defineChannelAdapter<TConfig = unknown>(spec: IChannelAdapter<TConfig>): IChannelAdapter<TConfig>;
export interface ChannelAdapterPluginSpec<TConfig = unknown> {
    readonly name: string;
    readonly adapter: IChannelAdapter<TConfig>;
    readonly configFactory: (crewx: unknown) => TConfig | Promise<TConfig>;
    readonly instanceId?: string;
    readonly onAttach?: (crewx: unknown) => void | Promise<void>;
    readonly onDetach?: (crewx: unknown) => void | Promise<void>;
}
export declare function defineChannelAdapterPlugin<TConfig = unknown>(spec: ChannelAdapterPluginSpec<TConfig>): CrewxPlugin;