feat: add abstract classes for controllers, facades, and service providers with unit tests

tests/Controllers/AbstractController.php

@@ -0,0 +1,16 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Siteworxpro\Tests\Controllers;
+
+use Nyholm\Psr7\ServerRequest;
+use Siteworxpro\Tests\Unit;
+
+abstract class AbstractController extends Unit
+{
+    protected function getMockRequest(string $method = 'GET', string $uri = '/'): ServerRequest
+    {
+        return new ServerRequest($method, $uri);
+    }
+}