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/formwidgets/sensitive/partials/_sensitive.php

@@ -0,0 +1,44 @@
+<div
+    data-control="sensitive"
+    data-clean="true"
+    data-event-handler="<?= $this->getEventHandler('onShowValue') ?>"
+    <?php if ($hideOnTabChange): ?>
+        data-hide-on-tab-change="true"
+    <?php endif ?>
+>
+    <div class="loading-indicator-container size-form-field">
+        <div class="input-group">
+            <input
+                type="password"
+                name="<?= $this->getFieldName() ?>"
+                id="<?= $this->getId() ?>"
+                value="<?= ($hasValue) ? $hiddenPlaceholder : '' ?>"
+                placeholder="<?= e(trans($this->formField->placeholder)) ?>"
+                class="form-control"
+                <?= $this->previewMode ? 'disabled="disabled"' : '' ?>
+                <?= $this->formField->hasAttribute('autocomplete') ? '' : 'autocomplete="new-password"' ?>
+                <?= $this->formField->getAttributes() ?>
+                data-input
+            />
+            <?php if ($allowCopy): ?>
+            <a
+                href="javascript:;"
+                class="input-group-addon btn btn-secondary"
+                data-copy
+            >
+                <i class="icon-copy"></i>
+            </a>
+            <?php endif ?>
+            <a
+                href="javascript:;"
+                class="input-group-addon btn btn-secondary"
+                data-toggle
+            >
+                <i class="icon-eye" data-icon></i>
+            </a>
+        </div>
+        <div class="loading-indicator hide" data-loader>
+            <span class="p-a"></span>
+        </div>
+    </div>
+</div>