Add remote access feature and UI improvements

- Implement `remoteAccess` functionality in `ApiCLI` for Veyon integration.
- Create `selectIP.php` view and associated form for remote access inputs.
- Add JSON configuration for lab setups (`labList.json`).
- Introduce reusable `home-button` web component.
- Update project router and controller to support new `/remoteAccess` and `/conn` routes.
- Add custom styles and icons to enhance UI.

public/routes.php

@@ -12,8 +12,8 @@ $router->add('/login'   , 'ApiController', 'login');
 
 // === Pagine ===
 $router->add('/'            , 'Controller', 'index');
-$router->add('/grades'      , 'Controller', 'grades');
-$router->add('/settings'    , 'Controller', 'settings');
+$router->add('/remoteAccess', 'Controller', 'remoteAccess');
+$router->add('/conn'        , 'Controller', 'cli');
 $router->add('/account'     , 'Controller', 'account');
 $router->add('/subjects'    , 'Controller', 'subjects');
 $router->add('/agenda'      , 'Controller', 'agenda');