export type PushKind = 'update' | 'urgent' | 'final';
export interface PushOpts {
    kind: PushKind;
    body: string;
    from?: string;
}
export interface PushResult {
    reportPath: string;
    deliveredTo: string[];
}
export declare class FinalizationError extends Error {
    readonly code: 'already_finalized' | 'finalization_forbidden' | 'unknown_node';
    readonly reportPath?: string | undefined;
    constructor(code: 'already_finalized' | 'finalization_forbidden' | 'unknown_node', reportPath?: string | undefined);
}
export declare class FinalDeliveryError extends Error {
    readonly reportPath: string;
    readonly deliveredTo: string[];
    readonly failedTo: string[];
    constructor(reportPath: string, deliveredTo: string[], failedTo: string[]);
}
export declare function push(nodeId: string, opts: PushOpts): Promise<PushResult>;
export declare function pushUpdate(nodeId: string, body: string, opts?: {
    from?: string;
}): Promise<PushResult>;
export declare function pushUrgent(nodeId: string, body: string, opts?: {
    from?: string;
}): Promise<PushResult>;
export declare function pushFinal(nodeId: string, body: string, opts?: {
    from?: string;
}): Promise<PushResult>;