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/traits/EventEmitter.php

@@ -0,0 +1,92 @@
+<?php namespace System\Traits;
+
+use Event;
+
+/**
+ * Adds system event related features to any class.
+ *
+ * @package winter\wn-system-module
+ * @author Alexey Bobkov, Samuel Georges
+ */
+
+trait EventEmitter
+{
+    use \Winter\Storm\Support\Traits\Emitter;
+
+    /**
+     * Fires a combination of local and global events. The first segment is removed
+     * from the event name locally and the local object is passed as the first
+     * argument to the event globally. Halting is also enabled by default.
+     *
+     * For example:
+     *
+     *     $this->fireSystemEvent('backend.list.myEvent', ['my value']);
+     *
+     * Is equivalent to:
+     *
+     *     $this->fireEvent('list.myEvent', ['myvalue'], true);
+     *
+     *     Event::fire('backend.list.myEvent', [$this, 'myvalue'], true);
+     *
+     * @param string $event Event name
+     * @param array $params Event parameters
+     * @param boolean $halt Halt after first non-null result
+     * @return mixed
+     */
+    public function fireSystemEvent($event, $params = [], $halt = true)
+    {
+        $result = [];
+
+        $shortEvent = substr($event, strpos($event, '.') + 1);
+
+        $longArgs = array_merge([$this], $params);
+
+        /*
+         * Local event first
+         */
+        if ($response = $this->fireEvent($shortEvent, $params, $halt)) {
+            if ($halt) {
+                return $response;
+            }
+
+            $result = array_merge($result, $response);
+        }
+
+        /*
+         * Global event second
+         */
+        if ($response = Event::fire($event, $longArgs, $halt)) {
+            if ($halt) {
+                return $response;
+            }
+
+            $result = array_merge($result, $response);
+        }
+
+        return $result;
+    }
+
+    /**
+     * Special event function used for extending within view files,
+     * allowing HTML to be injected multiple times.
+     *
+     * For example:
+     *
+     *     <?= $this->fireViewEvent('backend.auth.extendSigninView') ?>
+     *
+     * @param string $event Event name
+     * @param array $params Event parameters
+     * @return string
+     */
+    public function fireViewEvent($event, $params = [])
+    {
+        // Add the local object to the first parameter always
+        array_unshift($params, $this);
+
+        if ($result = Event::fire($event, $params)) {
+            return implode(PHP_EOL.PHP_EOL, (array) $result);
+        }
+
+        return '';
+    }
+}