Add initial project structure and configurations

- Set up project directories including app structure.
- Add IntelliJ IDEA project files and configurations.
- Implement basic PHP router for request handling.
- Provide reference files for features, IPs, and documentation.
- Include license and copyright files.

public/routes.php

@@ -0,0 +1,19 @@
+<?php
+/*
+ * Copyright (c) 2025. Brusegan Samuele, Davanzo Andrea
+ * Questo file fa parte di VeyonCtrl ed è rilasciato
+ * sotto la licenza MIT. Vedere il file LICENSE per i dettagli.
+ */
+global $router;
+
+// === API ===
+$router->add('/api'     , 'ApiController', 'classeviva');
+$router->add('/login'   , 'ApiController', 'login');
+
+// === Pagine ===
+$router->add('/'            , 'Controller', 'index');
+$router->add('/grades'      , 'Controller', 'grades');
+$router->add('/settings'    , 'Controller', 'settings');
+$router->add('/account'     , 'Controller', 'account');
+$router->add('/subjects'    , 'Controller', 'subjects');
+$router->add('/agenda'      , 'Controller', 'agenda');