Complete mock secure web application with:

- User registration and login with CSRF protection
- SQL injection prevention and XSS protection
- Real-time form validation
- Password strength requirements
- Show/hide password toggle
- Modern dark theme UI
- Routes for /login, /register, /home, /logout
- API endpoints for CRUD operations
- Prettier and ESLint configure

public/index.php

@@ -0,0 +1,35 @@
+<?php
+require_once __DIR__ . '/../config/database.php';
+
+$requestUri = $_SERVER['REQUEST_URI'];
+$path = rtrim(parse_url($requestUri, PHP_URL_PATH), '/') ?: '/';
+
+if (!empty($_SERVER['QUERY_STRING'])) {
+    header('Location: ' . $path);
+    exit;
+}
+
+if (strpos($path, '/api/') === 0) {
+    require __DIR__ . '/../api/index.php';
+    exit;
+}
+
+if ($path === '/') {
+    header('Location: /login');
+    exit;
+}
+
+if ($path === '/login') {
+    require __DIR__ . '/views/login.php';
+} elseif ($path === '/register') {
+    require __DIR__ . '/views/register.php';
+} elseif ($path === '/home') {
+    require __DIR__ . '/views/home.php';
+} elseif ($path === '/logout') {
+    session_destroy();
+    header('Location: /login');
+    exit;
+} else {
+    http_response_code(404);
+    echo '404 Not Found';
+}