/**
 * Migration: Pre-cleanup Empty Directories
 *
 * This migration runs before the reorganize migrations to:
 * 1. Check Nx version is 22 or higher
 * 2. Reset Nx cache to ensure fresh project graph
 * 3. Clean up any existing empty directories that might block the migration flow
 */
import { Tree } from '@nx/devkit';
/**
 * Main migration function
 */
export default function update(tree: Tree): Promise<void>;
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