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/cms/tests/classes/ContentTest.php

@@ -0,0 +1,38 @@
+<?php
+
+namespace Cms\Tests\Classes;
+
+use System\Tests\Bootstrap\TestCase;
+use Cms\Classes\Content;
+use Cms\Classes\Theme;
+
+class ContentTest extends TestCase
+{
+
+    public function testMarkdownContent()
+    {
+        $theme = Theme::load('test');
+        $content = Content::load($theme, 'markdown-content.md');
+
+        $this->assertEquals('Be brave, be **bold**, live *italic*', $content->markup);
+        $this->assertEquals("<p>Be brave, be <strong>bold</strong>, live <em>italic</em></p>\n", $content->parsedMarkup);
+    }
+
+    public function testTextContent()
+    {
+        $theme = Theme::load('test');
+        $content = Content::load($theme, 'text-content.txt');
+
+        $this->assertEquals('Pen is <mightier> than the sword, HTML is <richer> than the text', $content->markup);
+        $this->assertEquals('Pen is &lt;mightier&gt; than the sword, HTML is &lt;richer&gt; than the text', $content->parsedMarkup);
+    }
+
+    public function testHtmlContent()
+    {
+        $theme = Theme::load('test');
+        $content = Content::load($theme, 'html-content.htm');
+
+        $this->assertEquals('<a href="#">Stephen Saucier</a> changed his profile picture &mdash; <small>7 hrs ago</small></div>', $content->markup);
+        $this->assertEquals('<a href="#">Stephen Saucier</a> changed his profile picture &mdash; <small>7 hrs ago</small></div>', $content->parsedMarkup);
+    }
+}