Implement creator studio and upload updates

tests/Feature/NovaCards/NovaCardDraftApiTest.php

@@ -13,6 +13,7 @@ use App\Models\NovaCardCategory;
 use App\Models\NovaCardBackground;
 use App\Models\NovaCardTemplate;
 use App\Models\User;
+use App\Services\NovaCards\NovaCardBackgroundService;
 use App\Services\NovaCards\NovaCardRenderService;
 use Illuminate\Http\UploadedFile;
 use Illuminate\Support\Arr;
@@ -413,6 +414,40 @@ it('rejects malformed background uploads without throwing', function (): void {
     @unlink($tempPath);
 });
 
+it('stores uploaded backgrounds when real path falls back to pathname', function (): void {
+    Storage::fake('local');
+    Storage::fake('public');
+
+    config()->set('nova_cards.storage.private_disk', 'local');
+    config()->set('nova_cards.storage.public_disk', 'public');
+
+    $user = User::factory()->create();
+
+    $tempFile = UploadedFile::fake()->image('background.png', 1400, 1000);
+    $pathname = $tempFile->getPathname();
+
+    $upload = new class($pathname) extends UploadedFile {
+        public function __construct(string $path)
+        {
+            parent::__construct($path, 'background.png', 'image/png', \UPLOAD_ERR_OK, true);
+        }
+
+        public function getRealPath(): string|false
+        {
+            return false;
+        }
+    };
+
+    $background = app(NovaCardBackgroundService::class)->storeUploadedBackground($user, $upload);
+
+    expect($background->width)->toBe(1400)
+        ->and($background->height)->toBe(1000)
+        ->and($background->sha256)->not->toBeNull();
+
+    Storage::disk('local')->assertExists($background->original_path);
+    Storage::disk('public')->assertExists($background->processed_path);
+});
+
 it('renders a draft preview through the render endpoint', function (): void {
     $user = User::factory()->create();
     $card = draftCard($user);