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/Controllers/V1/Backup/ApiController.php

@@ -1,4 +1,5 @@
 <?php
+
 // Implementation taken from nova-backup-tool - https://github.com/spatie/nova-backup-tool/
 
 namespace Crater\Http\Controllers\V1\Backup;
@@ -12,12 +13,10 @@ class ApiController extends Controller
      *
      * @return JsonResponse
      */
-
     public function respondSuccess(): JsonResponse
     {
         return response()->json([
-            'success' => true
+            'success' => true,
         ]);
     }
-
 }