/**
 * Mesh — BroadcastChannel-based cross-tab agent coordination.
 * Ported from agi-diy/docs/agent-mesh.js.
 *
 * Provides:
 *  - Peer discovery via periodic ping
 *  - Ring context (shared attention across tabs)
 *  - invoke: send prompts to specific tabs
 *  - broadcast: send to all tabs
 */
interface MeshPeer {
    id: string;
    tabId: string;
    label: string;
    lastSeen: number;
    url: string;
}
interface RingEntry {
    agentId: string;
    agentType: string;
    pageId: string;
    text: string;
    timestamp: number;
}
type MsgType = 'ping' | 'pong' | 'invoke' | 'invoke-response' | 'ring-update' | 'ring-clear' | 'broadcast';
interface MeshMessage {
    type: MsgType;
    payload: any;
    source: MeshPeer;
    timestamp: number;
}
declare class MeshImpl {
    private channel;
    private peers;
    private subscribers;
    private listeners;
    private tabId;
    private invokeHandler;
    private pageLabel;
    constructor();
    setPageLabel(label: string): void;
    setInvokeHandler(handler: (prompt: string) => Promise<string>): void;
    init(): void;
    private me;
    private post;
    ping(): void;
    private handle;
    private gc;
    getPeers(): MeshPeer[];
    subscribeChange(fn: () => void): () => void;
    invoke(tabId: string, prompt: string, timeoutMs?: number): Promise<string>;
    broadcast(message: string): void;
    getRing(): RingEntry[];
    addToRing(agentId: string, agentType: string, text: string): RingEntry;
    clearRing(): void;
    getMyTabId(): string;
}
declare const mesh: MeshImpl;

export { MeshImpl, type MeshMessage, type MeshPeer, type RingEntry, mesh };