Fix depricated warning on PHP 8.4

Author: sangnguyenplus

src/Http/Middleware/ForceJsonResponseMiddleware.php

@@ -15,7 +15,7 @@ public function handle(Request $request, Closure $next)
 
         if ($request->bearerToken()) {
             $user = Auth::guard('sanctum')->user();
-            
+
             if ($user && $user instanceof Authenticatable) {
                 Auth::setUser($user);
             }

src/Providers/ApiServiceProvider.php

@@ -2,8 +2,8 @@
 
 namespace Botble\Api\Providers;
 
-use Botble\Api\Facades\ApiHelper;
 use Botble\Api\Commands\GenerateDocumentationCommand;
+use Botble\Api\Facades\ApiHelper;
 use Botble\Api\Http\Middleware\ForceJsonResponseMiddleware;
 use Botble\Api\Models\PersonalAccessToken;
 use Botble\Base\Facades\PanelSectionManager;
@@ -96,7 +96,7 @@ public function boot(): void
         });
     }
 
-    protected function getPath(string|null $path = null): string
+    protected function getPath(?string $path = null): string
     {
         return __DIR__ . '/../..' . ($path ? '/' . ltrim($path, '/') : '');
     }

src/Supports/ApiHelper.php

@@ -10,7 +10,7 @@ class ApiHelper
 {
     public function modelName(): string
     {
-        return (string)$this->getConfig('model', User::class);
+        return (string) $this->getConfig('model', User::class);
     }
 
     public function setModelName(string $modelName): self
@@ -20,17 +20,17 @@ public function setModelName(string $modelName): self
         return $this;
     }
 
-    public function guard(): string|null
+    public function guard(): ?string
     {
         return $this->getConfig('guard');
     }
 
-    public function passwordBroker(): string|null
+    public function passwordBroker(): ?string
     {
         return $this->getConfig('password_broker');
     }
 
-    public function getConfig(string $key, $default = null): string|null
+    public function getConfig(string $key, $default = null): ?string
     {
         return config('packages.api.api.provider.' . $key, $default);
     }