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/tests/plugins/database/HasOneModelTest.php

@@ -0,0 +1,138 @@
+<?php
+
+namespace System\Tests\Plugins\Database;
+
+use System\Tests\Bootstrap\PluginTestCase;
+use Database\Tester\Models\Author;
+use Database\Tester\Models\Phone;
+use Model;
+
+class HasOneModelTest extends PluginTestCase
+{
+    public function setUp() : void
+    {
+        parent::setUp();
+
+        include_once base_path() . '/modules/system/tests/fixtures/plugins/database/tester/models/Author.php';
+        include_once base_path() . '/modules/system/tests/fixtures/plugins/database/tester/models/Phone.php';
+
+        $this->runPluginRefreshCommand('Database.Tester');
+    }
+
+    public function testSetRelationValue()
+    {
+        Model::unguard();
+        $author = Author::create(['name' => 'Stevie', 'email' => 'stevie@example.com']);
+        $phone1 = Phone::create(['number' => '0404040404']);
+        $phone2 = Phone::create(['number' => '0505050505']);
+        $phone3 = Phone::make(['number' => '0606060606']);
+        Model::reguard();
+
+        // Set by Model object
+        $author->phone = $phone1;
+        $author->save();
+        $this->assertEquals($author->id, $phone1->author_id);
+        $this->assertEquals('0404040404', $author->phone->number);
+
+        // Double check
+        $phone1 = Phone::find($phone1->id);
+        $this->assertEquals($author->id, $phone1->author_id);
+
+        // Set by primary key
+        $phoneId = $phone2->id;
+        $author->phone = $phoneId;
+        $author->save();
+        $phone2 = Phone::find($phoneId);
+        $this->assertEquals($author->id, $phone2->author_id);
+        $this->assertEquals('0505050505', $author->phone->number);
+
+        // Ensure relationship is "stolen" from first model
+        $phone1 = Phone::find($phone1->id);
+        $this->assertNotEquals($author->id, $phone1->author_id);
+
+        // Nullify
+        $author->phone = null;
+        $author->save();
+        $phone2 = Phone::find($phoneId);
+        $this->assertNull($phone2->author_id);
+        $this->assertNull($phone2->author);
+
+        // Deferred in memory
+        $author->phone = $phone3;
+        $this->assertEquals('0606060606', $author->phone->number);
+        $this->assertEquals($author->id, $phone3->author_id);
+    }
+
+    public function testSetRelationValueTwice()
+    {
+        Model::unguard();
+        $author = Author::create(['name' => 'Stevie', 'email' => 'stevie@example.com']);
+        $phone = Phone::create(['number' => '0505050505']);
+        Model::reguard();
+
+        $phoneId = $phone->id;
+        $author->phone = $phoneId;
+        $author->save();
+
+        $author->phone = $phoneId;
+        $author->save();
+
+        $phone = Phone::find($phoneId);
+        $this->assertEquals($author->id, $phone->author_id);
+        $this->assertEquals('0505050505', $author->phone->number);
+    }
+
+    public function testGetRelationValue()
+    {
+        Model::unguard();
+        $author = Author::create(['name' => 'Stevie']);
+        $phone = Phone::create(['number' => '0404040404', 'author_id' => $author->id]);
+        Model::reguard();
+
+        $this->assertEquals($phone->id, $author->getRelationValue('phone'));
+    }
+
+    public function testDeferredBinding()
+    {
+        $sessionKey = uniqid('session_key', true);
+
+        Model::unguard();
+        $author = Author::create(['name' => 'Stevie']);
+        $phone = Phone::create(['number' => '0404040404']);
+        Model::reguard();
+
+        $phoneId = $phone->id;
+
+        // Deferred add
+        $author->phone()->add($phone, $sessionKey);
+        $this->assertNull($phone->author_id);
+        $this->assertNull($author->phone);
+
+        $this->assertEquals(0, $author->phone()->count());
+        $this->assertEquals(1, $author->phone()->withDeferred($sessionKey)->count());
+
+        // Commit deferred
+        $author->save(null, $sessionKey);
+        $phone = Phone::find($phoneId);
+        $this->assertEquals(1, $author->phone()->count());
+        $this->assertEquals($author->id, $phone->author_id);
+        $this->assertEquals('0404040404', $author->phone->number);
+
+        // New session
+        $sessionKey = uniqid('session_key', true);
+
+        // Deferred remove
+        $author->phone()->remove($phone, $sessionKey);
+        $this->assertEquals(1, $author->phone()->count());
+        $this->assertEquals(0, $author->phone()->withDeferred($sessionKey)->count());
+        $this->assertEquals($author->id, $phone->author_id);
+        $this->assertEquals('0404040404', $author->phone->number);
+
+        // Commit deferred
+        $author->save(null, $sessionKey);
+        $phone = Phone::find($phoneId);
+        $this->assertEquals(0, $author->phone()->count());
+        $this->assertNull($phone->author_id);
+        $this->assertNull($author->phone);
+    }
+}