/** * Bootstrap any application services. * * @return void */ public function boot() { \App\Attack::observe(new \App\Observers\AttackObserver()); \App\Defence::observe(new \App\Observers\DefenceObserver()); \App\Risk::observe(new \App\Observers\RiskObserver()); \App\Tree::observe(new \App\Observers\TreeObserver()); \App\User::observe(new \App\Observers\UserObserver()); }