diff --git a/app/Http/Controllers/SliderController.php b/app/Http/Controllers/SliderController.php
index 388831c..285bfe2 100644
--- a/app/Http/Controllers/SliderController.php
+++ b/app/Http/Controllers/SliderController.php
@@ -13,10 +13,40 @@ class SliderController extends Controller
     public function index()
     {
         return response()->json([
-            'data' => Slider::with('image')->get()
+            'data' => Slider::with('image')->get()->map(fn ($s) => $this->formatSlider($s))->values(),
         ]);
     }
 
+    // Shape a slider so the (old) app parses it safely: description is always a
+    // string, and action.type is normalized to 'navigation' or 'link' (the only
+    // types the client understands) — unknown/empty actions become null.
+    private function formatSlider(Slider $slider): array
+    {
+        return array_merge($slider->toArray(), [
+            'description' => $slider->description ?? '',
+            'action' => $this->normalizeAction($slider->action),
+        ]);
+    }
+
+    private function normalizeAction($action): ?array
+    {
+        if (!is_array($action) || empty($action['type'])) {
+            return null;
+        }
+
+        $type = $action['type'];
+
+        if (in_array($type, ['navigation', 'screen'], true)) {
+            return ['type' => 'navigation', 'path' => $action['path'] ?? ($action['url'] ?? '')];
+        }
+
+        if (in_array($type, ['link', 'url'], true)) {
+            return ['type' => 'link', 'url' => $action['url'] ?? ($action['path'] ?? '')];
+        }
+
+        return null; // unknown type → drop so the client doesn't throw
+    }
+
     public function store(Request $request)
     {
         $data = $request->validate([
@@ -35,14 +65,14 @@ public function store(Request $request)
 
         return response()->json([
             'message' => 'Slider created successfully',
-            'data' => $slider->load('image'),
+            'data' => $this->formatSlider($slider->load('image')),
         ]);
     }
 
     public function show($id)
     {
         $slider = Slider::with('image')->findOrFail($id);
-        return response()->json($slider);
+        return response()->json($this->formatSlider($slider));
     }
 
     public function update(Request $request, $id)
@@ -67,7 +97,7 @@ public function update(Request $request, $id)
 
         return response()->json([
             'message' => 'Slider updated successfully',
-            'data' => $slider->load('image'),
+            'data' => $this->formatSlider($slider->load('image')),
         ]);
     }