import { z } from "zod";
import type { ToolField, VGAgentTool } from "./firebase";
export declare const systemVariablesKeys: z.ZodEnum<["phone_number", "timestamp", "channel"]>;
export declare const defaultSystemVariables: ToolField[];
export declare const defaultSystemToolsKeys: z.ZodEnum<["Forward-Call"]>;
export declare const defaultSystemTools: VGAgentTool[];