import type { BoberConfig } from "../config/schema.js";
/** The actionable hint string. MUST contain 'npm install openai'. */
export declare const OPENAI_PEER_HINT: string;
/**
 * Injectable importer so tests can simulate openai present/absent without
 * touching the real module graph. Mirrors the getClient() pattern in openai.ts.
 */
export type OpenaiImporter = () => Promise<unknown>;
/** Returns true if any configured role resolves to an openai-family provider. */
export declare function usesOpenaiFamily(config: Partial<BoberConfig>): boolean;
/**
 * Preflight: if an openai-family provider is configured but the openai package
 * is absent, emit an install hint via logger.warn and return the hint string.
 * If openai is installed OR no openai-family role is configured, return null.
 * NEVER throws — this is a warning/hint only.
 *
 * @param config - The bober config (or partial). Scans planner/curator/generator/evaluator/codeReview roles.
 * @param importer - Injectable importer for testability (default: dynamic import("openai")).
 * @returns The hint string (contains 'npm install openai') if missing, otherwise null.
 */
export declare function preflightOpenaiPeer(config: Partial<BoberConfig>, importer?: OpenaiImporter): Promise<string | null>;
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