/**
 * [WHO]: Provides runExploration(), ThinkResult — spawns read-only SubAgent for code archaeology
 * [FROM]: Depends on core/sub-agent (SubAgentRuntime, SubAgentSpec), core/tools (createReadOnlyTools, createBashTool, createSandboxHook), @catui/ai (Model)
 * [TO]: Consumed by ./index.ts (idle-think extension entry)
 * [HERE]: extensions/builtin/idle-think/thinker.ts - background code exploration via SubAgent
 */
import type { Model } from "@catui/ai/types";
import type { CuriosityItem } from "./curiosity.js";
export type ThinkResult = {
    success: boolean;
    insights: string;
    durationMs: number;
    error?: string;
};
export type ExplorationOptions = {
    cwd: string;
    model: Model<any>;
    signal: AbortSignal;
    timeoutMs: number;
    recentInsights: string[];
    curiosityTopics: CuriosityItem[];
};
/**
 * Run a code exploration using a read-only SubAgent.
 */
export declare function runExploration(options: ExplorationOptions): Promise<ThinkResult>;