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/inspector.validator.integer.js

@@ -0,0 +1,47 @@
+/*
+ * Inspector integer validator.
+ */
++function ($) { "use strict";
+
+    var Base = $.wn.inspector.validators.baseNumber,
+        BaseProto = Base.prototype
+
+    var IntegerValidator = function(options) {
+        Base.call(this, options)
+    }
+
+    IntegerValidator.prototype = Object.create(BaseProto)
+    IntegerValidator.prototype.constructor = Base
+
+    IntegerValidator.prototype.isValid = function(value) {
+        if (!this.isScalar(value) || typeof value == 'boolean') {
+            this.throwError('The Integer Inspector validator can only be used with string values.')
+        }
+
+        if (value === undefined || value === null) {
+            return null
+        }
+
+        var string = $.trim(String(value))
+
+        if (string.length === 0) {
+            return null
+        }
+
+        var testResult = this.options.allowNegative ?
+            /^\-?[0-9]*$/.test(string) :
+            /^[0-9]*$/.test(string)
+
+        if (!testResult) {
+            var defaultMessage = this.options.allowNegative ?
+                'The value should be an integer.' :
+                'The value should be a positive integer.';
+
+            return this.getMessage(defaultMessage)
+        }
+
+        return this.doCommonChecks(parseInt(string))
+    }
+
+    $.wn.inspector.validators.integer = IntegerValidator
+}(window.jQuery);