export declare const WATCHDOG_AUTO_FOLLOW_PROMPT_MARKER: unique symbol;
export interface WatchdogScopeEntry {
    prompt: string;
    createdAt: string;
}
export declare class WatchdogScopeArtifact {
    private entries;
    addPrompt(prompt: string, options?: {
        createdAt?: string;
    }): void;
    reset(): void;
    snapshot(): WatchdogScopeEntry[];
    render(): string;
    private trim;
}
export declare function isWatchdogAutoFollowPromptEvent(event: unknown): boolean;
export declare function markWatchdogAutoFollowPromptEvent<T extends object>(event: T): T;
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