App.php

The App.php in the 'app' folder is the bootstrap script to your application.

It is responsible for loading:

• Get the application config settings
• Initialising the Slim $app object
• Setup middleware to get the IP address of the client in the request
• Enable CORS (if enabled)
• CSRF, cross-site request forgery protection (if enabled)
• Setup the i18n language support (if enabled)
• Load the $container DI dependencies
• Load the router(s)
• Setup debugging (if in development and enabled)
• Initialize the application settings

When your program demands so, you can add new features related to the subjects above in this file.
It is a class of which an object is created in the index.php in the public folder of your application.

index.php

<?php
define('INC_ROOT', dirname(__FILE__, 3) . '/private_server');

require INC_ROOT . '/vendor/autoload.php';

$app = (new \App\App())->get();

/* PHP dynamic SASS Compiler */
if ($app->getContainer()['mode'] === 'development') {
    SassCompiler::run("assets/scss/", "assets/css/", 'scss_formatter_compressed');
}

$app->run();