import type { CheckId, SchemaDriftEntry } from "./types.js";
/**
 * Compare two schema maps and return human-readable drift descriptions.
 * Each map is keyed by item name (e.g., tool name) with the schema object as value.
 */
export declare function diffSchemas(capability: CheckId, base: Record<string, object>, head: Record<string, object>): SchemaDriftEntry[];