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/concerns/InteractsWithAuthentication.php

@@ -0,0 +1,149 @@
+<?php
+
+namespace Backend\Tests\Concerns;
+
+use Illuminate\Contracts\Auth\Authenticatable as UserContract;
+
+trait InteractsWithAuthentication
+{
+    /**
+     * Set the currently logged in user for the application.
+     *
+     * @param  \Illuminate\Contracts\Auth\Authenticatable  $user
+     * @param  string|null  $driver
+     * @return $this
+     */
+    public function actingAs(UserContract $user, $driver = null)
+    {
+        $this->be($user, $driver);
+
+        return $this;
+    }
+
+    /**
+     * Set the currently logged in user for the application.
+     *
+     * @param  \Illuminate\Contracts\Auth\Authenticatable  $user
+     * @param  string|null  $driver
+     * @return void
+     */
+    public function be(UserContract $user, $driver = null)
+    {
+        $this->app['backend.auth']->setUser($user);
+    }
+
+    /**
+     * Assert that the user is authenticated.
+     *
+     * @param  string|null  $guard
+     * @return $this
+     */
+    public function assertAuthenticated($guard = null)
+    {
+        $this->assertTrue($this->isAuthenticated($guard), 'The user is not authenticated');
+
+        return $this;
+    }
+
+    /**
+     * Assert that the user is not authenticated.
+     *
+     * @param  string|null  $guard
+     * @return $this
+     */
+    public function assertGuest($guard = null)
+    {
+        $this->assertFalse($this->isAuthenticated($guard), 'The user is authenticated');
+
+        return $this;
+    }
+
+    /**
+     * Return true if the user is authenticated, false otherwise.
+     *
+     * @param  string|null  $guard
+     * @return bool
+     */
+    protected function isAuthenticated($guard = null)
+    {
+        return $this->app->make('backend.auth')->guard($guard)->check();
+    }
+
+    /**
+     * Assert that the user is authenticated as the given user.
+     *
+     * @param  \Illuminate\Contracts\Auth\Authenticatable  $user
+     * @param  string|null  $guard
+     * @return $this
+     */
+    public function assertAuthenticatedAs($user, $guard = null)
+    {
+        $expected = $this->app->make('backend.auth')->guard($guard)->user();
+
+        $this->assertNotNull($expected, 'The current user is not authenticated.');
+
+        $this->assertInstanceOf(
+            get_class($expected),
+            $user,
+            'The currently authenticated user is not who was expected'
+        );
+
+        $this->assertSame(
+            $expected->getAuthIdentifier(),
+            $user->getAuthIdentifier(),
+            'The currently authenticated user is not who was expected'
+        );
+
+        return $this;
+    }
+
+    /**
+     * Assert that the given credentials are valid.
+     *
+     * @param  array  $credentials
+     * @param  string|null  $guard
+     * @return $this
+     */
+    public function assertCredentials(array $credentials, $guard = null)
+    {
+        $this->assertTrue(
+            $this->hasCredentials($credentials, $guard),
+            'The given credentials are invalid.'
+        );
+
+        return $this;
+    }
+
+    /**
+     * Assert that the given credentials are invalid.
+     *
+     * @param  array  $credentials
+     * @param  string|null  $guard
+     * @return $this
+     */
+    public function assertInvalidCredentials(array $credentials, $guard = null)
+    {
+        $this->assertFalse(
+            $this->hasCredentials($credentials, $guard),
+            'The given credentials are valid.'
+        );
+
+        return $this;
+    }
+
+    /**
+     * Return true if the credentials are valid, false otherwise.
+     *
+     * @param  array  $credentials
+     * @param  string|null  $guard
+     * @return bool
+     */
+    protected function hasCredentials(array $credentials, $guard = null)
+    {
+        $provider = $this->app->make('backend.auth')->guard($guard)->getProvider();
+
+        $user = $provider->retrieveByCredentials($credentials);
+
+        return $user && $provider->validateCredentials($user, $credentials);
+    }
+}