Итерация 1: каркас Slim 4 приложения

- Slim 4 + php-di контейнер с маршрутизацией
- Docker Compose: app (PHP 8.3-FPM) + web (nginx) + db (MariaDB)
- Phinx миграция: таблица users (uuid, username, password_hash)
- Auth: login/logout с сессиями
- Setup: создание первого пользователя
- Dashboard с layout (Bootstrap 5.3)
- CLI: bin/console, bin/run-scan-worker.php
- Smoke test: scripts/check.sh
- README.md, PLAN.md

app/Controllers/DashboardController.php

@@ -0,0 +1,21 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Domovoy\Controllers;
+
+use Psr\Http\Message\ResponseInterface;
+use Psr\Http\Message\ServerRequestInterface;
+
+class DashboardController
+{
+    public function index(ServerRequestInterface $request, ResponseInterface $response): ResponseInterface
+    {
+        ob_start();
+        $username = $_SESSION['username'] ?? 'User';
+        require dirname(__DIR__, 2) . '/templates/dashboard/index.php';
+        $body = ob_get_clean();
+        $response->getBody()->write($body);
+        return $response;
+    }
+}