import type { Agent } from '@deepseek-ai/dsh-agent';
import type { ArkmeImageBytes } from '../types.js';
/** Read one Agent-workspace icon without allowing paths or symlinks to escape the session workspace. */
export declare function readWorkspaceExtensionIcon(agent: Agent, workspacePathValue: string, signal?: AbortSignal): Promise<ArkmeImageBytes>;
/** Read one Agent-generated preview without exposing arbitrary host paths to the model. */
export declare function readWorkspaceExtensionPreview(agent: Agent, workspacePathValue: string, signal?: AbortSignal): Promise<ArkmeImageBytes>;
/** Validate an already-authorized raster against the same preview contract before any remote write. */
export declare function validateExtensionPreviewImage(image: ArkmeImageBytes, signal?: AbortSignal): Promise<ArkmeImageBytes>;
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