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/console/scaffold/model/model.stub

@@ -0,0 +1,76 @@
+<?php
+
+namespace {{ plugin_namespace }}\Models;
+
+use Winter\Storm\Database\Model;
+
+/**
+ * {{ name }} Model
+ */
+class {{ studly_name }} extends Model
+{
+    use \Winter\Storm\Database\Traits\Validation;
+
+    /**
+     * @var string The database table used by the model.
+     */
+    public $table = '{{ table_name }}';
+
+    /**
+     * @var array Guarded fields
+     */
+    protected $guarded = ['*'];
+
+    /**
+     * @var array Fillable fields
+     */
+    protected $fillable = [];
+
+    /**
+     * @var array Validation rules for attributes
+     */
+    public $rules = [];
+
+    /**
+     * @var array Attributes to be cast to native types
+     */
+    protected $casts = [];
+
+    /**
+     * @var array Attributes to be cast to JSON
+     */
+    protected $jsonable = [];
+
+    /**
+     * @var array Attributes to be appended to the API representation of the model (ex. toArray())
+     */
+    protected $appends = [];
+
+    /**
+     * @var array Attributes to be removed from the API representation of the model (ex. toArray())
+     */
+    protected $hidden = [];
+
+    /**
+     * @var array Attributes to be cast to Argon (Carbon) instances
+     */
+    protected $dates = [
+        'created_at',
+        'updated_at',
+    ];
+
+    /**
+     * @var array Relations
+     */
+    public $hasOne = [];
+    public $hasMany = [];
+    public $hasOneThrough = [];
+    public $hasManyThrough = [];
+    public $belongsTo = [];
+    public $belongsToMany = [];
+    public $morphTo = [];
+    public $morphOne = [];
+    public $morphMany = [];
+    public $attachOne = [];
+    public $attachMany = [];
+}