/**
 * A single skill discovered under a content root.
 *
 * @docLink cli/dev-guide#skill-walker
 */
export interface SkillEntry {
    name: string;
    path: string;
    skillPath: string;
    domain: string;
}
/**
 * Return all skill entries discovered across every {@link aiResourceRoots} root,
 * optionally filtered to a single domain. De-duplicated by skill name (first
 * root wins), so the bundled factory skills don't double up with a user library.
 *
 * Each root is walked in both layouts: **flat** (`<root>/skills/…`, e.g. the
 * bundled `factory-assets/` tree) and **domain-nested** (`<root>/<domain>/skills/…`).
 *
 * @param domain - Optional domain name to restrict the nested-layout search.
 * @returns Array of {@link SkillEntry} objects.
 * @docLink cli/dev-guide#skill-walker
 */
export declare function findSkills(domain?: string): SkillEntry[];
/**
 * Recursively walk a directory tree looking for skill directories (those
 * containing a `SKILL.md` file) and push results into `out`.
 *
 * @param dir - Directory to walk.
 * @param domain - Domain label attached to every discovered entry.
 * @param out - Accumulator array mutated in-place.
 * @docLink cli/dev-guide#skill-walker
 */
export declare function walkSkills(dir: string, domain: string, out: SkillEntry[]): void;
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