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/backend/layouts/_head.php

@@ -0,0 +1,86 @@
+<meta charset="utf-8">
+<meta name="viewport" content="width=device-width, initial-scale=1.0, minimal-ui">
+<meta name="robots" content="noindex">
+<meta name="mobile-web-app-capable" content="yes">
+<meta name="app-timezone" content="<?= e(Config::get('app.timezone')) ?>">
+<meta name="backend-base-path" content="<?= Backend::baseUrl() ?>">
+<meta name="backend-timezone" content="<?= e(Backend\Models\Preference::get('timezone')) ?>">
+<meta name="backend-locale" content="<?= e(Backend\Models\Preference::get('locale')) ?>">
+<meta name="csrf-token" content="<?= csrf_token() ?>">
+<link rel="icon" type="image/png" href="<?= e(Backend\Models\BrandSetting::getFavicon()) ?>">
+<title data-title-template="<?= empty($this->pageTitleTemplate) ? '%s' : e($this->pageTitleTemplate) ?> | <?= e(Backend\Models\BrandSetting::get('app_name')) ?>">
+    <?= e(trans($this->pageTitle)) ?> | <?= e(Backend\Models\BrandSetting::get('app_name')) ?>
+</title>
+<link rel="asset_url" href="<?=  e(Url::asset('')); ?>">
+<?php
+// Styles
+$styles = [
+    Url::asset('modules/system/assets/ui/storm.css'),
+    Url::asset('modules/system/assets/ui/icons.css'),
+    Backend::skinAsset('assets/css/winter.css'),
+];
+foreach ($styles as $style) {
+    $this->addCss($style, [
+        'build' => 'core',
+        'order' => 1,
+    ]);
+}
+
+// Scripts
+$scripts = [
+    Backend::skinAsset('assets/js/vendor/jquery.min.js'),
+    Backend::skinAsset('assets/js/vendor/jquery-migrate.min.js'),
+    Url::asset('modules/system/assets/js/framework.js'),
+    Url::asset('modules/system/assets/js/build/manifest.js'),
+    Url::asset('modules/system/assets/js/snowboard/build/snowboard.vendor.js'),
+    Url::asset(
+        (Config::get('develop.debugSnowboard', false) === true)
+            ? 'modules/system/assets/js/build/system.debug.js'
+            : 'modules/system/assets/js/build/system.js'
+    ),
+    Url::asset('modules/backend/assets/ui/js/build/manifest.js'),
+    Url::asset('modules/backend/assets/ui/js/build/vendor.js'),
+    Url::asset('modules/backend/assets/ui/js/build/backend.js'),
+];
+if (Config::get('develop.decompileBackendAssets', false)) {
+    $scripts = array_merge($scripts, Backend::decompileAsset('modules/system/assets/ui/storm.js'));
+    $scripts = array_merge($scripts, Backend::decompileAsset('assets/js/winter.js', true));
+} else {
+    $scripts = array_merge($scripts, [Url::asset('modules/system/assets/ui/storm-min.js')]);
+    $scripts = array_merge($scripts, [Backend::skinAsset('assets/js/winter-min.js')]);
+}
+$scripts = array_merge($scripts, [
+    Url::asset('modules/system/assets/js/lang/lang.'.App::getLocale().'.js'),
+    Backend::skinAsset('assets/js/winter.flyout.js'),
+    Backend::skinAsset('assets/js/winter.tabformexpandcontrols.js'),
+]);
+foreach ($scripts as $script) {
+    $this->addJs($script, [
+        'build' => 'core',
+        'order' => 1,
+    ]);
+}
+?>
+
+<?php if (!Config::get('cms.enableBackendServiceWorkers', false)): ?>
+    <script>
+        "use strict";
+        /* Only run on HTTPS connections
+         * Block off Front-end Service Worker from running in the Backend allowing security injections, see GitHub #4384
+         */
+        if (location.protocol === 'https:') {
+            // Unregister all service workers before signing in to prevent cache issues, see github issue: #3707
+            navigator.serviceWorker.getRegistrations().then(
+                function (registrations) {
+                    registrations.forEach(function (registration) {
+                        registration.unregister();
+                    });
+                }
+            );
+        }
+    </script>
+<?php endif; ?>
+
+<?= $this->makeAssets() ?>
+<?= Block::placeholder('head') ?>
+<?= $this->makeLayoutPartial('custom_styles') ?>