/**
 * Legacy hooks cleanup
 *
 * Removes stale hook entries from ~/.claude/settings.json that reference
 * nori-skillsets scripts that no longer exist in the package.
 *
 * Runs as:
 * - npm postinstall script (automatic on package upgrade)
 * - Part of the hooks loader during `nori-skillsets install`
 */
/**
 * Remove stale hook entries from ~/.claude/settings.json.
 * Only removes hooks that reference nori-skillsets AND match a known removed filename.
 * Silently no-ops if settings.json doesn't exist, has no hooks, or is invalid JSON.
 */
export declare const cleanupLegacyHooks: () => Promise<void>;
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