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/fixtures/reference/compound-full.htm

@@ -0,0 +1,7 @@
+var = "value"
+==
+<?php
+function a() {return true;}
+?>
+==
+<p>Hello, world!</p>

modules/cms/tests/fixtures/reference/compound-markup-settings.htm

@@ -0,0 +1,3 @@
+var = "value"
+==
+<p>Hello, world!</p>

modules/cms/tests/fixtures/reference/compound-markup.htm

@@ -0,0 +1 @@
+<p>Hello, world!</p>

modules/cms/tests/fixtures/reference/namespaces-aliases.php.stub

@@ -0,0 +1,9 @@
+<?php 
+use Cms\Classes\Theme as MyTheme;
+use Cms\Classes\Router as MyRouter;
+class {className} extends Cms\Classes\PageCode
+{
+public function onStart() {
+    $this['pageStartVar'] = 3;
+}
+}

modules/cms/tests/fixtures/reference/namespaces.php.stub

@@ -0,0 +1,9 @@
+<?php 
+use Cms\Classes\Theme;
+use Cms\Classes\Router;
+class {className} extends Cms\Classes\PageCode
+{
+public function onStart() {
+    $this['pageStartVar'] = 3;
+}
+}