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/mediamanager/partials/_list-grid.php

@@ -0,0 +1,70 @@
+<?php
+    $listElementId = $this->getId('item-list');
+?>
+
+<table class="table data">
+    <col />
+    <col width="130px" />
+    <col width="130px" />
+
+    <tbody class="icons clickable">
+        <?php if (count($items) > 0 || !$isRootFolder): ?>
+            <?php if (!$isRootFolder && !$searchMode): ?>
+                <tr data-type="media-item" data-item-type="folder" data-root data-path="<?= e(dirname($currentFolder)) ?>" tabindex="0">
+                    <td><i class="icon-arrow-turn-up"></i>..</td>
+                    <td></td>
+                    <td></td>
+                </tr>
+            <?php endif ?>
+
+            <?php foreach ($items as $item):
+                $itemType = $item->getFileType();
+                ?>
+
+                <tr data-type="media-item"
+                    data-item-type="<?= $item->type ?>"
+                    data-path="<?= e($item->path) ?>"
+                    data-title="<?= e(basename($item->path)) ?>"
+                    data-size="<?= e($item->sizeToString()) ?>"
+                    data-size-bytes="<?= $item->size ?>"
+                    data-last-modified="<?= e($item->lastModifiedAsString()) ?>"
+                    data-last-modified-ts="<?= $item->lastModified ?>"
+                    data-public-url="<?= e($item->publicUrl) ?>"
+                    data-document-type="<?= e($itemType) ?>"
+                    data-folder="<?= e(dirname($item->path)) ?>"
+                    tabindex="0"
+                >
+                    <td>
+                        <div class="item-title no-wrap-text">
+                            <i class="<?= $this->itemTypeToIconClass($item, $itemType) ?>"></i> <?= e(basename($item->path)) ?>
+
+                            <?php if (!$this->readOnly): ?>
+                                <a
+                                    href="#"
+                                    data-rename
+                                    data-control="popup"
+                                    data-request-data="path: '<?= e($item->path) ?>', listId: '<?= $listElementId ?>', type: '<?= $item->type ?>'"
+                                    data-handler="<?= $this->getEventHandler('onLoadRenamePopup') ?>"
+                                    data-z-index="1200"
+                                ><i data-rename-control class="icon-terminal"></i></a>
+                            <?php endif; ?>
+                        </div>
+                    </td>
+                    <td><?= e($item->sizeToString()) ?></td>
+                    <td><?= e($item->lastModifiedAsString()) ?></td>
+                    <?php if ($searchMode): ?>
+                        <td title="<?= e(dirname($item->path)) ?>">
+                            <div class="no-wrap-text"><?= e(dirname($item->path)) ?></div>
+                        </td>
+                    <?php endif ?>
+                </tr>
+            <?php endforeach ?>
+        <?php endif ?>
+    </tbody>
+</table>
+
+<?php if (count($items) == 0 && $searchMode): ?>
+    <p class="no-data">
+        <?= e(trans('backend::lang.media.no_files_found')) ?>
+    </p>
+<?php endif ?>