add Controller

src/Potter/Controller.php

@@ -0,0 +1,24 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Potter;
+
+use \Potter\Router\Router;
+
+abstract class Controller 
+{
+    public function __construct(Container $container)
+    {
+        static::mapRoutes(
+            container: $container,
+            router: static::getRouter($container));
+    }
+    
+    private static function getRouter(Container $container): Router
+    {
+        return $container->get(Router::class);
+    }
+    
+    abstract static public function mapRoutes(Container $container, Router $router): void;
+}