/**
 * Find the user's Desktop directory with fallbacks for different OS and locales
 * @returns Path to the user's Desktop directory
 */
export declare function findDesktopPath(): string;
export declare const DESKTOP_PATH: string;
export declare const DEFAULT_IMAGE_PATH: string;
export interface AssetStoreEntry {
    base64: string;
    mimeType: string;
    filePath?: string;
}
export declare const assetStore: Record<string, AssetStoreEntry>;
/**
 * Ensure the directory exists, create it if it doesn't
 * @param dirPath Directory path to check/create
 */
export declare function ensureDirectoryExists(dirPath: string): Promise<void>;
/**
 * Save base64 image data to a file
 * @param base64Data Base64 encoded image data
 * @param mimeType MIME type of the image
 * @param storagePath Directory path to save the file
 */
export declare function saveImageToFile(base64Data: string, mimeType: string, storagePath?: string): Promise<string>;
/**
 * Store an asset both in memory and on disk
 * @param id Unique identifier for the asset
 * @param asset Asset data (base64 and mimeType)
 * @param storagePath Optional storage path, falls back to environment or default
 */
export declare function storeAsset(id: string, asset: {
    base64: string;
    mimeType: string;
}, storagePath?: string): Promise<AssetStoreEntry>;