import { z } from "zod";
export declare const TrackedPromptSetSchema: z.ZodObject<{
    target: z.ZodString;
    prompts: z.ZodArray<z.ZodString, "many">;
    engines: z.ZodDefault<z.ZodArray<z.ZodString, "many">>;
    samplesPerPrompt: z.ZodDefault<z.ZodNumber>;
    locale: z.ZodOptional<z.ZodString>;
}, "strip", z.ZodTypeAny, {
    prompts: string[];
    samplesPerPrompt: number;
    engines: string[];
    target: string;
    locale?: string | undefined;
}, {
    prompts: string[];
    target: string;
    samplesPerPrompt?: number | undefined;
    engines?: string[] | undefined;
    locale?: string | undefined;
}>;
export type TrackedPromptSet = z.infer<typeof TrackedPromptSetSchema>;
export declare class TrackedPromptStore {
    private readonly projectRoot;
    constructor(projectRoot: string);
    /**
     * Load the committed tracked-prompt set for `target`. Missing, unreadable,
     * or malformed (fails Zod validation) all fall back to
     * `{ target, prompts: [target], engines: [], samplesPerPrompt: 5 }`.
     * Never throws.
     */
    load(target: string): Promise<TrackedPromptSet>;
}
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