protected function setupProviders()
    {
        // Register Sentinel Package
        // - Used for authentication, authorization, roles, and permissions.
        $this->app->register(SentinelServiceProvider::class);

        // Register Ekko Package
        // - Used for blade templates to trigger active classes for navigation items.
        $this->app->register(EkkoServiceProvider::class);

        // Register Flash Package
        // - Used for easy flash session notifications and messages.
        $this->app->register(FlashServiceProvider::class);

        // Register Form Package
        // - Used for HTML form building with easy and readable API.
        $this->app->register(FormServiceProvider::class);

        // Register Bootstrap Form Package
        // - Used for HTML form building with easy and readable API (Bootstrap 3).
        $this->app->register(BootFormsServiceProvider::class);
    }