/**
 * File Tracker - Detects new/modified files in a directory
 *
 * Used to track what workers create or modify for the gallery view.
 */
export interface TrackedFile {
    path: string;
    name: string;
    mtime: number;
    size: number;
    hash?: string;
}
export interface FileSnapshot {
    workingDir: string;
    files: Map<string, TrackedFile>;
    timestamp: number;
}
export interface WorkerAsset {
    path: string;
    name: string;
    type: 'new' | 'modified' | 'unchanged';
    fileType: 'code' | 'image' | 'pdf' | 'text' | 'other';
    preview?: string;
    diff?: Array<{
        type: 'context' | 'add' | 'remove';
        content: string;
    }>;
}
/**
 * Take a snapshot of files in a directory
 */
export declare function takeSnapshot(workingDir: string): FileSnapshot;
/**
 * Compare two snapshots to find new/modified files
 */
export declare function compareSnapshots(before: FileSnapshot, after: FileSnapshot): WorkerAsset[];