/**
 * Allowlisted config key groupings for bounded `explain-config` facet output.
 * Facet ids match the first path segment of registered keys in `config-metadata`.
 */
export declare const CONFIG_FACET_IDS: readonly ["tasks", "planning", "improvement", "kit", "modules", "plugins", "policy", "agentPresentation", "responseTemplates", "agentBehavior"];
export type ConfigFacetId = (typeof CONFIG_FACET_IDS)[number];
export declare function isConfigFacetId(raw: string): raw is ConfigFacetId;
/** Sorted dotted paths for this facet (subset of the config registry). */
export declare function listKeysForConfigFacet(facet: string): string[] | null;
