/**
 * Channel config — what a stored channel is (SH1 part 3). One record per
 * connected channel: which platform, which agent, the credential (encrypted at
 * rest by the store), and the line policy.
 */
import type { LinePolicy } from '../gate.js';
export type ChannelKind = 'telegram' | 'slack' | 'discord' | 'whatsapp' | 'sms';
export interface ChannelConfig {
    /** Unique id, e.g. `telegram-acme`. */
    readonly id: string;
    readonly channel: ChannelKind;
    /** Which agent answers (profile slug). */
    readonly profileId: string;
    /** Platform secrets (bot token, OAuth, etc.). Encrypted at rest by the store. */
    readonly credentials: Readonly<Record<string, string>>;
    /** Personal ↔ business policy. */
    readonly line?: LinePolicy;
    readonly enabled?: boolean;
}
/** Credential keys each channel requires (used for validation + CLI mapping). */
export declare const REQUIRED_CREDENTIALS: Record<ChannelKind, readonly string[]>;
export declare const CHANNEL_KINDS: ChannelKind[];
export declare function isChannelKind(value: string): value is ChannelKind;
/** Returns an error string if the config is invalid, else null. */
export declare function validateChannelConfig(config: ChannelConfig): string | null;
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