| ⇢ | A | ControllerMiddleware added | |
| ⇢ | A | HasControllerMiddlewareTrait added | |
| A | ↘ | B | HttpKernel got worse |
| ⇢ | A | HasControllerMiddlewareTrait::getMiddleware() added | |
| ⇢ | A | ControllerMiddleware::except() added | |
| ⇢ | A | ControllerMiddleware::only() added | |
| ⇢ | A | ControllerMiddleware::get() added | |
| ⇢ | A | ControllerMiddleware::__construct() added | |
| ⇢ | A | ControllerMiddleware::appliesTo() added | |
| ⇢ | A | HttpKernel::getHandlerMiddleware() added | |
| ⇢ | A | HasControllerMiddlewareTrait::middleware() added | |
| ⇢ | A | HasControllerMiddlewareTrait::addMiddleware() added | |
| A | ↛ | Route::handle() removed |