Commit inicial - WordPress Análisis de Precios Unitarios

- WordPress core y plugins
- Tema Twenty Twenty-Four configurado
- Plugin allow-unfiltered-html.php simplificado
- .gitignore configurado para excluir wp-config.php y uploads

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

wp-content/plugins/google-site-kit/includes/Core/Contracts/WP_Errorable.php

@@ -0,0 +1,30 @@
+<?php
+/**
+ * Interface Google\Site_Kit\Core\Contracts\WP_Errorable.
+ *
+ * @package   Google\Site_Kit\Core\Contracts
+ * @copyright 2021 Google LLC
+ * @license   https://www.apache.org/licenses/LICENSE-2.0 Apache License 2.0
+ * @link      https://sitekit.withgoogle.com
+ */
+
+namespace Google\Site_Kit\Core\Contracts;
+
+use WP_Error;
+
+/**
+ * Interface for a class which can be represented as a WP_Error.
+ *
+ * @since 1.9.0
+ */
+interface WP_Errorable {
+
+	/**
+	 * Gets the WP_Error representation of this entity.
+	 *
+	 * @since 1.9.0
+	 *
+	 * @return WP_Error
+	 */
+	public function to_wp_error();
+}