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/assets/ui/js/callout.js

@@ -0,0 +1,81 @@
+/*
+ * Callout
+ *
+ * - Documentation: ../docs/callout.md
+ */
++function ($) {
+    'use strict';
+
+    // CALLOUT CLASS DEFINITION
+    // ======================
+
+    var dismiss = '[data-dismiss="callout"]'
+    var Callout   = function (el) {
+        $(el).on('click', dismiss, this.close)
+    }
+
+    Callout.prototype.close = function (e) {
+        var $this    = $(this)
+        var selector = $this.attr('data-target')
+
+        if (!selector) {
+            selector = $this.attr('href')
+            selector = selector && selector.replace(/.*(?=#[^\s]*$)/, '') // strip for ie7
+        }
+
+        var $parent = $(selector)
+
+        if (e) e.preventDefault()
+
+        if (!$parent.length) {
+            $parent = $this.hasClass('callout') ? $this : $this.parent()
+        }
+
+        $parent.trigger(e = $.Event('close.oc.callout'))
+
+        if (e.isDefaultPrevented()) return
+
+        $parent.removeClass('in')
+
+        function removeElement() {
+            $parent.trigger('closed.oc.callout').remove()
+        }
+
+        $.support.transition && $parent.hasClass('fade')
+            ? $parent
+                .one($.support.transition.end, removeElement)
+                .emulateTransitionEnd(500)
+            : removeElement()
+    }
+
+    // CALLOUT PLUGIN DEFINITION
+    // =======================
+
+    var old = $.fn.callout
+
+    $.fn.callout = function (option) {
+        return this.each(function () {
+            var $this = $(this)
+            var data  = $this.data('oc.callout')
+
+            if (!data) $this.data('oc.callout', (data = new Callout(this)))
+            if (typeof option == 'string') data[option].call($this)
+        })
+    }
+
+    $.fn.callout.Constructor = Callout
+
+    // CALLOUT NO CONFLICT
+    // =================
+
+    $.fn.callout.noConflict = function () {
+        $.fn.callout = old
+        return this
+    }
+
+    // CALLOUT DATA-API
+    // ==============
+
+    $(document).on('click.oc.callout.data-api', dismiss, Callout.prototype.close)
+
+}(jQuery);