import type { ConfirmRequest, ConfirmTransport } from './types.js';
export interface NtfyConfig {
    /** Topic name — appears as the last path segment of the ntfy URL. The
     *  topic name IS the credential on ntfy.sh; pick something unguessable. */
    topic: string;
    /** Base URL, default https://ntfy.sh. Override to point at a self-hosted
     *  ntfy instance (e.g. https://ntfy.example.com). No trailing slash. */
    server?: string;
}
/** Minimal subset of the fetch API surface we use. Lets tests inject a stub
 *  without dragging in undici/MSW. */
export type FetchLike = (url: string, init: {
    method: 'POST';
    headers: Record<string, string>;
    body?: string;
}) => Promise<{
    ok: boolean;
    status: number;
    statusText: string;
}>;
/**
 * ntfy.sh transport. Publish-only — the user's phone subscribes through the
 * ntfy app, taps an action button, and the click round-trips to sigil's
 * local ack server. We never read from ntfy.
 *
 * Headers we use (all per ntfy docs):
 *   Title:    portal handle
 *   Priority: high (default 4) — bypasses Android Doze + iOS quiet hours
 *   Click:    approveUrl — tapping the body of the notification approves
 *   Actions:  http,Approve,<approveUrl>; http,Deny,<denyUrl>
 */
export declare class NtfyTransport implements ConfirmTransport {
    #private;
    readonly name = "ntfy";
    constructor(config: NtfyConfig, fetchImpl?: FetchLike);
    send(req: ConfirmRequest): Promise<void>;
}
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