Publish Livewire assets in Docker build

tests/Unit/LivewireAssetsPublishingTest.php

@@ -0,0 +1,19 @@
+<?php
+
+namespace Tests\Unit;
+
+use Tests\TestCase;
+
+class LivewireAssetsPublishingTest extends TestCase
+{
+    public function test_dockerfile_publishes_livewire_assets(): void
+    {
+        $dockerfile = file_get_contents(base_path('Dockerfile'));
+
+        $this->assertNotFalse($dockerfile);
+        $this->assertStringContainsString(
+            'vendor:publish --tag=livewire:assets',
+            $dockerfile
+        );
+    }
+}