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/widgets/form/partials/_field_number.php

@@ -0,0 +1,26 @@
+<!-- Number -->
+<?php if ($this->previewMode): ?>
+    <span class="form-control"><?= isset($field->value) ? e($field->value) : '&nbsp;' ?></span>
+<?php else: ?>
+    <?php
+        $min = isset($field->config['min']) ? $field->config['min'] : false;
+        $max = isset($field->config['max']) ? $field->config['max'] : false;
+        $step = isset($field->config['step']) ? $field->config['step'] : 'any';
+    ?>
+
+    <input
+        type="number"
+        step="<?= $step ?>"
+        name="<?= $field->getName() ?>"
+        id="<?= $field->getId() ?>"
+        value="<?= e($field->value) ?>"
+        placeholder="<?= e(trans($field->placeholder)) ?>"
+        class="form-control"
+        autocomplete="off"
+        <?= $min !== false ? 'min="' . $min . '"' : ''; ?>
+        <?= $max !== false ? 'max="' . $max . '"' : ''; ?>
+        <?= $field->hasAttribute('pattern') ? '' : 'pattern="-?\d+(\.\d+)?"' ?>
+        <?= $field->hasAttribute('maxlength') ? '' : 'maxlength="255"' ?>
+        <?= $field->getAttributes() ?>
+    />
+<?php endif ?>