Implement PHP CS Fixer and a coding standard to follow (#471)

* Create PHP CS Fixer config and add to CI workflow

* Run php cs fixer on project

* Add newline at end of file

* Update to use PHP CS Fixer v3

* Run v3 config on project

* Run seperate config in CI

app/Http/Middleware/VerifyCsrfToken.php

@@ -1,4 +1,5 @@
 <?php
+
 namespace Crater\Http\Middleware;
 
 use Illuminate\Foundation\Http\Middleware\VerifyCsrfToken as Middleware;
@@ -18,6 +19,6 @@ class VerifyCsrfToken extends Middleware
      * @var array
      */
     protected $except = [
-        'login'
+        'login',
     ];
 }