update readme

Author: streamtw

readme.md

@@ -6,19 +6,19 @@ Laravel File API is good way to handle files with Laravel Storage.
 
 ### Installation
 
-    1. Install File API
+1. Install File API
 
-        composer require unisharp/laravel-fileapi
+    composer require unisharp/laravel-fileapi
 
-    1. Set service provider in `config/app.php`
+1. Set service provider in `config/app.php`
 
-        Unisharp\FileApi\FileApiServiceProvider::class,
+    Unisharp\FileApi\FileApiServiceProvider::class,
 
-    1. publish config file
+1. publish config file
 
-        php artisan vendor:publish --tag=fileapi_config
+    php artisan vendor:publish --tag=fileapi_config
 
-    1. fill the path in config/fileapi.php, it will generate routes for your files.
+1. fill the path in config/fileapi.php, it will generate routes for your files.
 
 ### Initialize File API