feat: VivesPOS landing on Winter CMS 1.2 — theme + plugin + Dockerfile

- Base: wintercms/winter branch 1.2 (full framework)
- Theme vivespos: Canvas 7 + Bootstrap 5 CDN, custom CSS
- Layout: deferred GTM/GA4 tracking, JSON-LD SoftwareApplication
- Partials: hero (offline-first), features, modes (offline/nube toggle),
  screenshots, pricing (3 planes), comparison, FAQ, CTA
- Plugin VivesPOS.Site with ContactForm
- Dockerfile: PHP 8.2 Apache, port 80, healthcheck
- Added winter/wn-pages, blog, sitemap, seo plugins
- Active theme set to vivespos

modules/system/tests/fixtures/plugins/winter/tester/components/Comments.php

@@ -0,0 +1,42 @@
+<?php namespace Winter\Tester\Components;
+
+use Cms\Classes\ComponentBase;
+use Cms\Classes\CodeBase;
+use Winter\Tester\Classes\Users;
+
+class Comments extends ComponentBase
+{
+    private $users;
+
+    public function __construct(?CodeBase $cmsObject = null, $properties = [], ?Users $users = null)
+    {
+        parent::__construct($cmsObject, $properties);
+        $this->users = $users;
+    }
+
+    public function componentDetails()
+    {
+        return [
+            'name' => 'Blog Comments Dummy Component',
+            'description' => 'Displays the list of comments on a post.'
+        ];
+    }
+
+    public function posts()
+    {
+        return [
+            ['title' => 'Lorum ipsum', 'content' => 'Post Content #1'],
+            ['title' => 'La Playa Nudista', 'content' => 'Second Post Content']
+        ];
+    }
+
+    public function onTestAjax()
+    {
+        $this->page['var'] = 'page';
+    }
+
+    public function getUsers()
+    {
+        return $this->users;
+    }
+}