/**
 * tool-picker.ts — Categorized tool selection for agent configuration.
 *
 * Presents tool categories (Read-only, Edit, Execution, MCP, Other)
 * with batch toggle via ctx.ui.* primitives.
 */
import type { ExtensionCommandContext } from "@mariozechner/pi-coding-agent";
/**
 * Show categorized tool picker.
 * Returns an array of tool names for a custom subset,
 * undefined for "all tools" (no restriction),
 * or null if cancelled.
 */
export declare function showToolPicker(ctx: ExtensionCommandContext, currentTools?: string[]): Promise<string[] | undefined | null>;