Organize and add error pages (#13)

Author: chasegiunta

.github/copilot-instructions.md

@@ -11,7 +11,7 @@
 ## Key Patterns & Conventions
 
 - **Inertia Responses:**
-  - Use `inertia()` for legacy responses, or `{% page('Component') %}` and `{{ prop('key', value) }}` for explicit, per-prop caching.
+  - Use `{{ page('Component') }}` and `{{ prop('key', value) }}` for explicit, per-prop caching.
   - Each `prop()` call outputs an HTML comment marker (`<!--INERTIA_PROP:{...}-->`) for robust extraction.
   - Shared props: Place logic in `templates/_shared/` using `prop()`; these are auto-included.
 - **DRY Prop Extraction:**

src/Plugin.php

@@ -48,6 +48,11 @@ public function init()
             Craft::$app->request->headers->set('X-Requested-With', null);
             Craft::$app->on(Application::EVENT_AFTER_REQUEST, [$this, 'applicationAfterRequestHandler']);
             Craft::$app->response->on(Response::EVENT_BEFORE_SEND, [$this, 'responseBeforeSendHandler']);
+
+            $this->setComponents([
+                'renderer' => \rareform\inertia\services\Renderer::class,
+                'errorHandler' => \rareform\inertia\services\ErrorHandler::class,
+            ]);
         }
 
         // Any code that creates an element query or loads Twig should be deferred until