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/thrive-visual-editor/inc/views/admin/page-loader.php

@@ -0,0 +1,22 @@
+<style type="text/css">
+    #tcb-admin-page-loader {
+        position: fixed;
+        top: 0;
+        left: 0;
+        right: 0;
+        bottom: 0;
+        z-index: 1000;
+        background: rgba(0, 0, 0, .4);
+        display: none;
+    }
+
+    #tcb-admin-page-loader img {
+        position: absolute;
+        top: 50%;
+        left: 50%;
+        margin: -25px 0 0 -25px;
+    }
+</style>
+<div id="tcb-admin-page-loader">
+	<img src="<?php echo esc_url( tve_editor_css( 'images/loader_transparent.gif' ) ); ?>" alt="" width="50" height="50"/>
+</div>