Improve wp acorn compability

app/Providers/PluginServiceProvider.php

@@ -0,0 +1,49 @@
+<?php
+
+namespace AcornPlugin\Providers;
+
+use Illuminate\Support\ServiceProvider;
+use Livewire\Livewire;
+
+/**
+ * Registers this plugin's views, Livewire component and shortcode against the
+ * shared Acorn container. Auto-discovered via composer.json extra.acorn.providers,
+ * so it is registered by whichever plugin boots Acorn. Everything is namespaced,
+ * so the plugin coexists with other Acorn plugins in the same container.
+ *
+ * Extends Illuminate\Support\ServiceProvider (not Roots\Acorn\ServiceProvider,
+ * which is `final` in Acorn v6 and exists only to expose defaultProviders()).
+ * Acorn's own providers (Sage, Assets, View …) all extend the Illuminate base,
+ * which carries the protected loadViewsFrom() helper this provider relies on.
+ */
+class PluginServiceProvider extends ServiceProvider
+{
+    /** Shared kebab prefix for this plugin's Blade + Livewire namespaces. */
+    private const NAMESPACE = 'acorn-starter';
+
+    public function boot(): void
+    {
+        $this->loadViewsFrom($this->resourcePath('views'), self::NAMESPACE);
+        $this->registerLivewireComponents();
+        $this->registerShortcodes();
+    }
+
+    private function registerLivewireComponents(): void
+    {
+        if (! class_exists(Livewire::class)) {
+            return;
+        }
+
+        Livewire::addNamespace(self::NAMESPACE, $this->resourcePath('views/components'));
+    }
+
+    private function registerShortcodes(): void
+    {
+        add_shortcode('acorn_hello', fn () => view(self::NAMESPACE . '::hello-world')->render());
+    }
+
+    private function resourcePath(string $path = ''): string
+    {
+        return dirname(__DIR__, 2) . '/resources/' . ltrim($path, '/');
+    }
+}