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/controllers/auth/restore.php

@@ -0,0 +1,31 @@
+<h2><?= e(trans('backend::lang.account.enter_login')) ?></h2>
+
+<?= Form::open() ?>
+    <input type="hidden" name="postback" value="1" />
+
+    <div class="form-elements" role="form">
+        <div class="form-group text-field horizontal-form">
+
+            <input
+                type="text"
+                name="login"
+                value="<?= e(post('login')) ?>"
+                class="form-control icon user"
+                placeholder="<?= e(trans('backend::lang.account.login_placeholder')) ?>"
+                autocomplete="off"
+                maxlength="255" />
+
+            <button type="submit" class="btn btn-primary restore-button">
+                <?= e(trans('backend::lang.account.restore')) ?>
+            </button>
+        </div>
+
+        <p class="pull-right forgot-password">
+            <a href="<?= Backend::url('backend/auth') ?>" class="text-muted">
+                <?= e(trans('backend::lang.form.cancel')) ?>
+            </a>
+        </p>
+    </div>
+<?= Form::close() ?>
+
+<?= $this->fireViewEvent('backend.auth.extendRestoreView') ?>