Lint PHP code psr-12, add GH action

app/Http/Controllers/Content/ChangelogController.php

@@ -3,19 +3,19 @@
 namespace App\Http\Controllers\Content;
 
 use App\Http\Controllers\Controller;
-use Illuminate\Http\Request;
 
 class ChangelogController extends Controller
 {
-    const CANNY_ENDPOINT = 'https://canny.io/api/v1/';
+    public const CANNY_ENDPOINT = 'https://canny.io/api/v1/';
 
     public function index()
     {
         return \Cache::remember('changelog_entries', now()->addHour(), function () {
-            $response = \Http:: post(self::CANNY_ENDPOINT.'entries/list',[
+            $response = \Http::post(self::CANNY_ENDPOINT.'entries/list', [
                 'apiKey' => config('services.canny.api_key'),
                 'limit' => 3,
             ]);
+
             return $response->json('entries');
         });
     }

app/Http/Controllers/Content/FileUploadController.php

@@ -12,7 +12,6 @@ class FileUploadController extends Controller
     /**
      * Upload file to local temp
      *
-     * @param  \Illuminate\Http\Request  $request
      * @return \Illuminate\Http\JsonResponse
      */
     public function upload(Request $request)
@@ -23,7 +22,7 @@ class FileUploadController extends Controller
 
         return response()->json([
             'uuid' => $uuid,
-            'key' => $path
+            'key' => $path,
         ], 201);
     }
 }

app/Http/Controllers/Content/SignedStorageUrlController.php

@@ -2,19 +2,15 @@
 
 namespace App\Http\Controllers\Content;
 
-use App\Models\User;
-use Illuminate\Support\Facades\Auth;
-use Illuminate\Support\Facades\Gate;
+use Illuminate\Http\Request;
 use Illuminate\Support\Str;
 use Laravel\Vapor\Http\Controllers\SignedStorageUrlController as Controller;
-use Illuminate\Http\Request;
 
 class SignedStorageUrlController extends Controller
 {
     /**
      * Create a new signed URL.
      *
-     * @param  \Illuminate\Http\Request  $request
      * @return \Illuminate\Http\JsonResponse
      */
     public function store(Request $request)