import type Database from "better-sqlite3";
export type PeerBotIdentity = {
    botId: string;
    openId: string;
    name: string;
};
/** 同机 Bot 连上飞书后登记 open_id，供彼此写入 users.is_bot。 */
export declare class PeerBotDirectory {
    private readonly peers;
    private readonly listeners;
    register(peer: PeerBotIdentity): void;
    list(): PeerBotIdentity[];
    subscribe(listener: (peers: PeerBotIdentity[]) => void): () => void;
}
export declare function seedPeerBots(db: Database.Database, selfBotId: string, peers: PeerBotIdentity[]): void;