import type { EngineRunOptions } from "./engine.js";
export declare const MANAGED_PI_BINARY = "/opt/pi-agent/0.85.1/bin/pi";
export declare const MANAGED_PI_WEB_ACCESS_EXTENSION = "/opt/pi-agent/0.85.1/node_modules/pi-web-access/dist/index.js";
export declare const MANAGED_PI_SUBAGENT_EXTENSION: string;
export interface ManagedPiDelegation {
    binary: string;
    model: string;
    workspaceDir: string;
    thinking?: string;
    systemPrompt: string;
    workerPromptPath: string;
    webExtension: string;
    skillsExtension: string;
    skillsSocket: string;
    subagentExtension: string;
}
/** The image verifies the CLI once; per-turn probes read immutable installed metadata. */
export declare function managedPiVersion(): string | null;
export declare function prepareManagedPi(opts: EngineRunOptions): Promise<{
    env: NodeJS.ProcessEnv;
    delegationDir: string;
    cleanup(): void;
}>;
/** Called after the course Skills socket exists, before the first Pi process starts. */
export declare function writeManagedPiDelegation(dir: string, opts: EngineRunOptions, skillsSocket: string): string;