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/twig/SpacelessTest.php

@@ -0,0 +1,37 @@
+<?php
+
+namespace System\Tests\Twig;
+
+use System\Tests\Bootstrap\TestCase;
+
+class SpacelessTest extends TestCase
+{
+    public function testSpacelessNode()
+    {
+        $twig = $this->app->make('twig.environment');
+        $template = $twig->createTemplate(
+            '<p>Test</p>
+
+            {% spaceless %}
+                <p class="test-1 test-2">This is a sentence.</p>
+
+                <p> This is another sentence.</p>
+            {% endspaceless %}'
+        );
+
+        $this->assertEquals(
+            str_replace(
+                "\r\n",
+                "\n",
+                '<p>Test</p>
+
+            <p class="test-1 test-2">This is a sentence.</p><p> This is another sentence.</p>',
+            ),
+            str_replace(
+                "\r\n",
+                "\n",
+                trim($template->render())
+            )
+        );
+    }
+}