мелкие изменения

lib/domain/models/card.dart

@@ -2,12 +2,12 @@ class CardData {
   final String name;
   final String description;
   final String? img;
-  final String? id;
+  final String id;
 
   CardData(
     this.name, {
     required this.description,
     this.img,
-    this.id,
+    required this.id,
   });
 }

lib/presentation/details_page/details_page.dart

@@ -16,8 +16,8 @@ class DetailsPage extends StatelessWidget {
           iconTheme: const IconThemeData(
             color: Colors.white,
           ),
-          title: const Text(
-            'Детальная страница',
+          title: Text(
+            data.name,
             style: TextStyle(
               color: Colors.white,
             ),