/**
 * Slack Configuration Validator
 *
 * Validates Slack bot and app tokens to ensure proper format
 * and prevent configuration errors during runtime.
 */
export interface SlackTokenValidation {
    isValid: boolean;
    error?: string;
    tokenType?: 'bot' | 'app' | 'user' | 'unknown';
}
export interface SlackConfigValidationResult {
    isValid: boolean;
    errors: string[];
    warnings: string[];
}
/**
 * Validate individual Slack token
 */
export declare function validateSlackToken(token: string): SlackTokenValidation;
/**
 * Validate Slack configuration for an agent
 */
export declare function validateSlackAgentConfig(config: {
    slack_bot_token?: string;
    slack_app_token?: string;
    agent_id?: string;
}): SlackConfigValidationResult;
/**
 * Validate entire multi-agent Slack configuration
 */
export declare function validateMultiAgentSlackConfig(config: {
    agents?: Record<string, {
        slack_bot_token?: string;
        slack_app_token?: string;
    }>;
}): SlackConfigValidationResult;
/**
 * Mask token for safe logging
 */
export declare function maskSlackToken(token: string): string;
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