Flarum\Install\InstallServiceProvider::register PHP Method

    public function register()
    {
        $this->app->bind('Flarum\\Install\\Prerequisite\\PrerequisiteInterface', function () {
            return new Composite(new PhpVersion('5.5.0'), new PhpExtensions(['dom', 'fileinfo', 'gd', 'json', 'mbstring', 'openssl', 'pdo_mysql']), new WritablePaths([public_path(), public_path('assets'), storage_path()]));
        });
        $this->app->singleton('flarum.install.routes', function () {
            return new RouteCollection();
        });
        $this->loadViewsFrom(__DIR__ . '/../../views/install', 'flarum.install');
    }