feat: caching, optimization, legal pages & footer

- WP Super Cache enabled (PHP mode, gzip, Nginx compatible)
- Autoptimize: CSS/HTML minification + deferred JS + Google Fonts optimization
- Cookie Notice: GDPR/LOPD banner styled with brand colors (navy/burgundy/gold)
- Legal pages: Aviso Legal, Política de Privacidad, Política de Cookies (ES)
- MU-plugin: custom footer with legal links + Cloud Host credit
- Footer: copyright, legal nav, Hosted & Maintained by Cloud Host (cloudhost.es)
- Security: X-Frame-Options, X-Content-Type, Referrer-Policy headers
- Security: XML-RPC disabled, REST user enumeration blocked
- Performance: emoji scripts removed, post revisions limited to 3

wp-content/plugins/cookie-notice/includes/modules/autoptimize/autoptimize.php

@@ -0,0 +1,72 @@
+<?php
+// exit if accessed directly
+if ( ! defined( 'ABSPATH' ) )
+	exit;
+
+/**
+ * Cookie Notice Modules Autoptimize class.
+ *
+ * Compatibility since: 2.4.0
+ *
+ * @class Cookie_Notice_Modules_Autoptimize
+ */
+class Cookie_Notice_Modules_Autoptimize {
+
+	/**
+	 * Constructor.
+	 *
+	 * @return void
+	 */
+	public function __construct() {
+		// actions
+		add_action( 'plugins_loaded', [ $this, 'load_module' ], 11 );
+	}
+
+	/**
+	 * Add compatibility to Autoptimize plugin.
+	 *
+	 * @return void
+	 */
+	public function load_module() {
+		add_filter( 'autoptimize_filter_js_exclude', [ $this, 'exclude' ] );
+	}
+
+	/**
+	 * Exclude JavaScript files or inline code.
+	 *
+	 * @param string $excludes
+	 * @return string
+	 */
+	function exclude( $excludes ) {
+		if ( empty( $excludes ) )
+			$new_excludes = [];
+		else {
+			$new_excludes = explode( ',', $excludes );
+			$new_excludes = array_filter( $new_excludes );
+			$new_excludes = array_map( 'trim', $new_excludes );
+		}
+
+		// not found huOptions?
+		if ( strpos( $excludes, 'huOptions' ) === false )
+			$new_excludes[] = 'huOptions';
+
+		// get widget url
+		$widget_url = basename( Cookie_Notice()->get_url( 'widget' ) );
+
+		// not found widget url?
+		if ( strpos( $excludes, $widget_url ) === false )
+			$new_excludes[] = $widget_url;
+
+		// React admin asset exclusions — see Cookie_Notice::REACT_ADMIN_*.
+		// Keeps Autoptimize off our IIFE bundle if its "optimize admin" toggle is on.
+		if ( strpos( $excludes, Cookie_Notice::REACT_ADMIN_BUNDLE_BASENAME ) === false )
+			$new_excludes[] = Cookie_Notice::REACT_ADMIN_BUNDLE_BASENAME;
+
+		if ( strpos( $excludes, Cookie_Notice::REACT_ADMIN_INLINE_KEYWORD ) === false )
+			$new_excludes[] = Cookie_Notice::REACT_ADMIN_INLINE_KEYWORD;
+
+		return implode( ', ', $new_excludes );
+	}
+}
+
+new Cookie_Notice_Modules_Autoptimize();