import { type Skill } from "./types.js";
/**
 * Validate, detach, and freeze a skill before it crosses the registry boundary.
 * Filesystem adapters remain shared infrastructure references; all advertised
 * identity and policy metadata is captured by value.
 */
export declare function normalizeSkillDefinition(id: string, value: Skill): Skill;
/**
 * Return a mutable detached public view while the registry retains its frozen
 * authorization snapshot. This preserves the historical mutable Skill API
 * without allowing callers to change registered policy.
 */
export declare function cloneSkillDefinition(value: Skill): Skill;
/** Reject owner/short-name ambiguity before a registry generation is published. */
export declare function validateSkillRegistryCandidate(registry: ReadonlyMap<string, Skill>, id: string, incoming: Skill): void;
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