/**
 * TelegramBotClient is the live TelegramClient: it posts a message to a chat via
 * the Bot API using the global fetch (available in Node 22+ and Bun, so no extra
 * dependency). Credentials are passed in by the composition root — never read or
 * committed here. A non-2xx response throws so the fan-out sink can swallow it
 * (progress is best-effort) while a real misconfiguration is still surfaced in
 * logs during development.
 */
import type { TelegramClient } from "../ports/telegram-client.ts";
export declare class TelegramBotClient implements TelegramClient {
    private readonly botToken;
    private readonly chatId;
    constructor(botToken: string, chatId: string);
    sendMessage(text: string, parseMode: string): Promise<{
        messageId: number;
    }>;
    editMessageText(messageId: number, text: string, parseMode: string): Promise<void>;
    /**
     * POST a Bot API method with a JSON body, returning its `result`. A non-2xx
     * response throws so the fan-out sink can swallow it (progress is best-effort)
     * while a real misconfiguration is still surfaced in logs during development.
     */
    private callApi;
}