/**
 * View Previous Screenshot Tool
 * Access the screenshot from the previous iteration for continuity reasoning
 */
import { Tool, ToolParameter, ToolExecutionContext } from '../tool-registry';
import { ToolResult } from '../types';
export declare class ViewPreviousScreenshotTool implements Tool {
    name: string;
    description: string;
    private llmFacade?;
    setLLMFacade(llmFacade: any): void;
    parameters: ToolParameter[];
    execute(params: Record<string, any>, context: ToolExecutionContext): Promise<ToolResult>;
}
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