export declare const MCP_CONFIG_DIR: string;
export declare const GMAIL_OAUTH_PATH: string;
export declare const GMAIL_CREDENTIALS_PATH: string;
export declare const AUTH_SERVER_PORT: string | number;
export declare const PORT: string | number;
export declare const TELEMETRY_ENABLED: string;
export declare const CLIENT_ID: string;
export declare const CLIENT_SECRET: string;
export declare const REFRESH_TOKEN: string;