type FrontendVersionResponse = {
    hash: string;
    lastModifiedUtc?: string;
};
type UseFrontendVersionCheckOptions = {
    endpoint?: string;
    intervalMs?: number;
    enabled?: boolean;
    onUpdate?: (response: FrontendVersionResponse) => void;
};
type UseFrontendVersionCheckResult = {
    isUpdateAvailable: boolean;
    currentHash: string | null;
    error: Error | null;
};
export declare const useFrontendVersionCheck: ({ endpoint, intervalMs, enabled, onUpdate, }?: UseFrontendVersionCheckOptions) => UseFrontendVersionCheckResult;
export {};