/**
 * Domain layer containing business entities and value objects.
 * <p>
 * This package is infrastructure-agnostic and contains no dependencies on external systems,
 * databases, filesystems, HTTP clients, or any other technical infrastructure.
 * <p>
 * Subpackages:
 * <ul>
 *   <li><strong>model:</strong> Domain entities and value objects (e.g., status enumerations)</li>
 * </ul>
 */
package de.gecheckt.pdf.umbenenner.domain;