/**
 * Slack channel adapter — connects a Slack workspace to the cumulus gateway.
 * Uses Socket Mode (no public URL needed) via @slack/bolt.
 *
 * Thread naming: slack-{userId}-{channelId}
 */
import { type MessagePipelineOptions } from '../../lib/gateway.js';
export interface SlackAdapterConfig {
    botToken: string;
    appToken: string;
    signingSecret: string;
    /** Gateway pipeline options (basePath, claudePath, sharedMcpPort) */
    pipelineOpts?: Partial<Pick<MessagePipelineOptions, 'basePath' | 'claudePath' | 'sharedMcpPort'>>;
}
export interface SlackAdapterHandle {
    stop: () => Promise<void>;
}
/**
 * Convert standard markdown to Slack mrkdwn format.
 * Slack uses slightly different syntax for bold, links, etc.
 */
export declare function markdownToMrkdwn(md: string): string;
/**
 * Split a long message into chunks that fit within Slack's message limit.
 * Tries to split at paragraph boundaries, then sentence boundaries.
 */
export declare function splitMessage(text: string): string[];
/**
 * Create and start a Slack adapter that routes messages through the cumulus
 * gateway pipeline.
 */
export declare function createSlackAdapter(config: SlackAdapterConfig): Promise<SlackAdapterHandle>;
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