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.base.js

@@ -0,0 +1,59 @@
+/*
+ * Inspector validator base class.
+ */
++function ($) { "use strict";
+
+    // NAMESPACES
+    // ============================
+
+    if ($.wn.inspector.validators === undefined)
+        $.wn.inspector.validators = {}
+
+    // CLASS DEFINITION
+    // ============================
+
+    var Base = $.wn.foundation.base,
+        BaseProto = Base.prototype
+
+    var BaseValidator = function(options) {
+        this.options = options
+        this.defaultMessage = 'Invalid property value.'
+
+        Base.call(this)
+    }
+
+    BaseValidator.prototype = Object.create(BaseProto)
+    BaseValidator.prototype.constructor = Base
+
+    BaseValidator.prototype.dispose = function() {
+        this.defaultMessage = null
+
+        BaseProto.dispose.call(this)
+    }
+
+    BaseValidator.prototype.getMessage = function(defaultMessage) {
+        if (this.options.message !== undefined) {
+            return this.options.message
+        }
+
+        if (defaultMessage !== undefined) {
+            return defaultMessage
+        }
+
+        return this.defaultMessage
+    }
+
+    BaseValidator.prototype.isScalar = function(value) {
+        if (value === undefined || value === null) {
+            return true
+        }
+
+        return !!(typeof value === 'string' || typeof value == 'number' || typeof value == 'boolean');
+    }
+
+    BaseValidator.prototype.isValid = function(value) {
+        return null
+    }
+
+    $.wn.inspector.validators.base = BaseValidator
+}(window.jQuery);