Update README.md

Author: huangzhhui

README.md

@@ -1,69 +1,44 @@
 # Hyperf Validation
 
-
 ## About
 
 [hyperf/validation](https://github.com/hyperf-cloud/validation) 组件衍生于 `Laravel Validation` 组件的，我们对它进行了一些改造，大部分功能保持了相同。在这里感谢一下 Laravel 开发组，实现了如此强大好用的 Validation 组件。
 
-## Install
+## Installation
 
 ```
 composer require hyperf/validation
 ```
 
 ## Config
 
+### Publish config file
 
-### publish config
 ```
-php bin/hyperf.php  vendor:publish hyperf/validation
+php bin/hyperf.php vendor:publish hyperf/validation
 ```
 
-### config path
+### Configuration path
 
 ```
 your/config/path/autoload/translation.php
 ```
 
-### config content
+### Configuration
 
 ```php
 <?php
-
-declare(strict_types=1);
-
-/**
- * This file is part of Hyperf.
- *
- * @link     https://www.hyperf.io
- * @document https://doc.hyperf.io
- * @contact  [email protected]
- * @license  https://github.com/hyperf-cloud/hyperf/blob/master/LICENSE
- */
-
 return [
     'locale'          => 'en',   
     'fallback_locale' => '',
     'lang'            => BASE_PATH . '/resources/lang', 
 ];
 ```
 
-### exception handler
+### Exception handler
 
 ```php
 <?php
-
-declare(strict_types=1);
-
-/**
- * This file is part of Hyperf.
- *
- * @link     https://www.hyperf.io
- * @document https://doc.hyperf.io
- * @contact  [email protected]
- * @license  https://github.com/hyperf-cloud/hyperf/blob/master/LICENSE
- */
-
 return [
     'handler' => [
         'http' => [
@@ -73,22 +48,10 @@ return [
 ];
 ```
 
-### validation middleware
+### Validation middleware
 
 ```php
 <?php
-
-declare(strict_types=1);
-
-/**
- * This file is part of Hyperf.
- *
- * @link     https://www.hyperf.io
- * @document https://doc.hyperf.io
- * @contact  [email protected]
- * @license  https://github.com/hyperf-cloud/hyperf/blob/master/LICENSE
- */
-
 return [
     'http' => [
         \Hyperf\Validation\Middleware\ValidationMiddleware::class,
@@ -100,15 +63,16 @@ return [
 ## Usage
 
 
-### gen request
+### Generate form request
 
+Command:
 ```
 php bin/hyperf.php gen:request FooRequest
 ```
 
-
+Usage:
 ```php
-class IndexController extends Controller
+class IndexController
 {
     public function foo(FooRequest $request)
     {