/**
 * System overview tool — one call, complete picture.
 */
import { McpServer } from '@modelcontextprotocol/sdk/server/mcp.js';
import { z } from 'zod';
export declare const systemOverviewSchema: z.ZodObject<{
    period: z.ZodDefault<z.ZodOptional<z.ZodEnum<["1h", "24h", "7d"]>>>;
}, "strip", z.ZodTypeAny, {
    period: "24h" | "1h" | "7d";
}, {
    period?: "24h" | "1h" | "7d" | undefined;
}>;
export declare function registerOverviewTools(server: McpServer): void;