/**
 * Skills version tracking.
 *
 * CAAMP's skills-lock is the exclusive source of truth for skill versions.
 *
 * @epic T4454
 * @task T4521
 * @task T4680
 */
/**
 * Get the installed version of a skill from CAAMP lock state.
 */
export declare function getInstalledVersionAsync(name: string): Promise<string | null>;
/**
 * Check if a specific skill needs an update via CAAMP.
 */
export declare function checkSkillUpdateAsync(name: string): Promise<{
    needsUpdate: boolean;
    currentVersion?: string;
    latestVersion?: string;
}>;
/**
 * Check all installed skills for available updates via CAAMP.
 */
export declare function checkAllSkillUpdatesAsync(): Promise<Array<{
    name: string;
    installedVersion: string;
    availableVersion: string;
    needsUpdate: boolean;
}>>;
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