export declare const getUrlData: ({ singleClusterMode, customBackend, allowedEnvironments, }: {
    singleClusterMode: boolean;
    customBackend?: string;
    allowedEnvironments?: string[];
}) => {
    basename: string;
    backend: string | undefined;
    clusterName: string | undefined;
    environment: string | undefined;
} | {
    basename: string;
    backend: string;
    clusterName?: undefined;
    environment?: undefined;
};