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/tests/models/ExportModelTest.php

@@ -0,0 +1,94 @@
+<?php
+
+namespace Backend\Tests\Models;
+
+use System\Tests\Bootstrap\TestCase;
+use Backend\Models\ExportModel;
+use Illuminate\Http\Request;
+
+if (!class_exists('Model')) {
+    class_alias('Winter\Storm\Database\Model', 'Model');
+}
+
+class ExampleExportModel extends ExportModel
+{
+    public function exportData($columns, $sessionKey = null)
+    {
+        return [
+            [
+                'foo' => 'bar',
+                'bar' => 'foo',
+                'foobar' => 'Hello World!',
+            ],
+            [
+                'foo' => 'bar2',
+                'bar' => 'foo2',
+                'foobar' => 'Hello World2!',
+            ],
+        ];
+    }
+}
+
+class ExportModelTest extends TestCase
+{
+
+    //
+    // Tests
+    //
+
+    public function testEncodeArrayValue()
+    {
+        $model = new ExampleExportModel;
+        $data = ['foo', 'bar'];
+        $result = self::callProtectedMethod($model, 'encodeArrayValue', [$data]);
+        $this->assertEquals('foo|bar', $result);
+
+        $data = ['dps | heals | tank', 'paladin', 'berserker', 'gunner'];
+        $result = self::callProtectedMethod($model, 'encodeArrayValue', [$data]);
+        $this->assertEquals('dps \| heals \| tank|paladin|berserker|gunner', $result);
+
+        $data = ['art direction', 'roman empire', 'sci-fi'];
+        $result = self::callProtectedMethod($model, 'encodeArrayValue', [$data, '-']);
+        $this->assertEquals('art direction-roman empire-sci\-fi', $result);
+    }
+
+    public function testDownload()
+    {
+        $model = new ExampleExportModel;
+
+        $csvName = $model->export(['foo' => 'title', 'bar' => 'title2'], []);
+
+        $response = $model->download($csvName);
+
+        $request = new Request();
+
+        $response->prepare($request);
+
+        $this->assertTrue($response->headers->has('Content-Type'), "Response is missing the Content-Type header!");
+
+        $contentType = $response->headers->get('Content-Type');
+        $this->assertTrue(
+            str_contains($contentType, 'application/csv')
+            || str_contains($contentType, 'text/plain')
+            || str_contains($contentType, 'text/csv'),
+            "Content-Type is not as expected, provided: " . $contentType
+        );
+
+        ob_start();
+        $response->send();
+        $output = ob_get_clean();
+
+        $utf8BOM = chr(239) . chr(187) . chr(191);
+
+        $this->assertEquals($utf8BOM . "title,title2\nbar,foo\nbar2,foo2\n", $output, "CSV is not right!");
+
+        $filePath = temp_path($csvName);
+
+        $fileGotDeleted = !is_file($filePath);
+
+        $this->assertTrue($fileGotDeleted, "Export-CSV doesn't get deleted.");
+        if (!$fileGotDeleted) {
+            unlink($filePath);
+        }
+    }
+}