export declare const FILE_PICKER_ICONS: {
    folder: string;
    file: string;
    lock: string;
};
export declare function formatBytes(bytes: number | null): string;
/** Compact local timestamp for a fixed-width mono column: `MM-DD HH:mm`, or `YYYY-MM-DD` outside this year. */
export declare function formatModified(value: string | null | undefined, now?: Date): string;