Backup pre-corrección namespaces: mejoras schemas y componentes

Cambios incluidos:
- Actualización de copy/textos en 7 schemas JSON
- Mejoras en AdminAjaxHandler con mapeos adicionales
- Refactorización de FormBuilders y Renderers
- Correcciones en dashboard admin JS
- Nuevo ContactFormRenderer funcional

NOTA: Este commit sirve como respaldo antes de corregir
inconsistencias de case en namespaces (API→Api, WordPress→Wordpress)

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

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

Public/Footer/Infrastructure/Api/WordPress/NewsletterAjaxHandler.php

@@ -58,8 +58,11 @@ final class NewsletterAjaxHandler
             return;
         }
 
-        // 3. Validar email
+        // 3. Validar y sanitizar campos
         $email = sanitize_email($_POST['email'] ?? '');
+        $name = sanitize_text_field($_POST['name'] ?? '');
+        $whatsapp = sanitize_text_field($_POST['whatsapp'] ?? '');
+
         if (empty($email) || !is_email($email)) {
             wp_send_json_error([
                 'message' => __('Por favor ingresa un email valido.', 'roi-theme')
@@ -94,12 +97,20 @@ final class NewsletterAjaxHandler
         // 5. Preparar payload
         $payload = [
             'email' => $email,
+            'name' => $name,
+            'whatsapp' => $whatsapp,
             'source' => 'newsletter-footer',
+            'pageUrl' => sanitize_url($_POST['pageUrl'] ?? ''),
+            'pageTitle' => sanitize_text_field($_POST['pageTitle'] ?? ''),
             'timestamp' => current_time('c'),
+            'timezone' => wp_timezone_string(),
             'siteName' => get_bloginfo('name'),
             'siteUrl' => home_url(),
         ];
 
+        // Debug: Log payload enviado
+        error_log('ROI Theme Newsletter: Enviando a webhook - ' . wp_json_encode($payload));
+
         // 6. Enviar a webhook
         $result = $this->sendToWebhook($webhookUrl, $payload);
 
@@ -120,6 +131,8 @@ final class NewsletterAjaxHandler
      */
     private function sendToWebhook(string $url, array $payload): array
     {
+        error_log('ROI Theme Newsletter: Webhook URL - ' . $url);
+
         $response = wp_remote_post($url, [
             'timeout' => 30,
             'headers' => [
@@ -130,6 +143,7 @@ final class NewsletterAjaxHandler
         ]);
 
         if (is_wp_error($response)) {
+            error_log('ROI Theme Newsletter: WP Error - ' . $response->get_error_message());
             return [
                 'success' => false,
                 'error' => $response->get_error_message()
@@ -137,6 +151,10 @@ final class NewsletterAjaxHandler
         }
 
         $statusCode = wp_remote_retrieve_response_code($response);
+        $responseBody = wp_remote_retrieve_body($response);
+
+        error_log('ROI Theme Newsletter: Response Code - ' . $statusCode);
+        error_log('ROI Theme Newsletter: Response Body - ' . $responseBody);
 
         if ($statusCode >= 200 && $statusCode < 300) {
             return ['success' => true, 'error' => ''];