export interface NestedTreeItem {
    id: number;
    title: string;
    type: 'directory' | 'file';
    description?: string;
    children: NestedTreeItem[];
}
export interface FlatTreeItem {
    id: number;
    title: string;
    type: 'directory' | 'file';
    description?: string;
    parentId: number | null;
}
export declare const nestedTreeItems: NestedTreeItem[];
export declare const nestedTreeItemsLarge: NestedTreeItem[];
export declare const flatTreeItems: FlatTreeItem[];
export interface LazyTreeItem {
    id: number;
    title: string;
    type: 'directory' | 'file';
    description?: string;
    hasChildren?: boolean;
    children?: LazyTreeItem[];
}
export declare const lazyTreeItems: LazyTreeItem[];
export declare const lazyTreeItemsChildrenMap: Record<number | string, LazyTreeItem[]>;
export declare function loadLazyTreeItemChildren(parentId: number | string): Promise<LazyTreeItem[]>;