/**
 * Attachment API group
 * Handles all attachment-related operations
 */
import type { Attachment, GetAttachmentOptions, ListAttachmentsOptions, CreateAttachmentRequest } from '../types';
import type { AsanaApiConnection } from '../index';
export declare class AttachmentGroup {
    private api;
    constructor(api: AsanaApiConnection);
    /**
     * Get a specific attachment
     */
    getAttachment(options: GetAttachmentOptions): Promise<Attachment>;
    /**
     * List attachments for a task or project
     */
    listAttachments(options: ListAttachmentsOptions): Promise<Attachment[]>;
    /**
     * Create an attachment
     * Note: For file uploads, the file should be base64 encoded or a file ID
     */
    createAttachment(request: CreateAttachmentRequest): Promise<Attachment>;
    /**
     * Delete an attachment
     * Note: Treats "Unknown object" errors as success since delete is idempotent
     */
    deleteAttachment(attachmentGid: string): Promise<void>;
}
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