Variable default`Const`

default: {
    add: (
        link: { email: string; type: string; userid?: string },
    ) => Promise<INewLink>;
    del: (link: { id: string }) => Promise<void>;
    get: <T extends TLinkGet>(
        id: string,
        data: T,
    ) => Promise<undefined | ILink<T>>;
} = ...