feat: update API endpoint for product listing and simplify manual product creation UI

flutter/lib/features/inventory/presentation/create_inventory_screen.dart

@@ -58,7 +58,7 @@ class _CreateInventoryScreenState
     try {
       final token = await ref.read(authStateProvider.future);
       final api = ref.read(apiClientProvider);
-      final data = await api.getJson(ProductApiPaths.list, token: token);
+      final data = await api.getJson(ProductApiPaths.mine, token: token);
       final list = data is List<dynamic>
           ? data
           : (data is Map<String, dynamic> && data['items'] is List<dynamic>)

flutter/lib/features/inventory/presentation/inventory_screen.dart

@@ -3,11 +3,8 @@ import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:go_router/go_router.dart';
 
 import '../../../core/api/api_error_mapper.dart';
-import '../../../core/api/api_paths.dart';
-import '../../../core/api/api_providers.dart';
 import '../../../core/l10n/l10n.dart';
 import '../../../core/ui/async_state_views.dart';
-import '../../auth/data/auth_providers.dart';
 import '../data/inventory_providers.dart';
 import 'swipeable_inventory_tile.dart';
 
@@ -22,65 +19,6 @@ class InventoryScreen extends ConsumerWidget {
     (value: 'bestBeforeDesc', label: context.l10n.inventorySortBestBeforeDesc),
   ];
 
-  Future<void> _createManualProduct(BuildContext context, WidgetRef ref) async {
-    final nameCtrl = TextEditingController();
-    final created = await showDialog<String>(
-      context: context,
-      builder: (dialogContext) => AlertDialog(
-        title: const Text('Ny produkt'),
-        content: TextField(
-          controller: nameCtrl,
-          autofocus: true,
-          decoration: const InputDecoration(
-            labelText: 'Produktnamn',
-            border: OutlineInputBorder(),
-          ),
-        ),
-        actions: [
-          TextButton(
-            onPressed: () => Navigator.pop(dialogContext),
-            child: Text(context.l10n.cancelAction),
-          ),
-          FilledButton(
-            onPressed: () {
-              final value = nameCtrl.text.trim();
-              if (value.isEmpty) return;
-              Navigator.pop(dialogContext, value);
-            },
-            child: const Text('Skapa'),
-          ),
-        ],
-      ),
-    );
-    nameCtrl.dispose();
-
-    if (created == null || created.trim().isEmpty || !context.mounted) return;
-
-    try {
-      final token = ref.read(authStateProvider).maybeWhen(
-        data: (t) => t,
-        orElse: () => null,
-          ) ??
-          await ref.read(authStateProvider.future);
-      final api = ref.read(apiClientProvider);
-      await api.postJson(
-        ProductApiPaths.createPrivate,
-        body: {'name': created.trim()},
-        token: token,
-      );
-      if (!context.mounted) return;
-      ScaffoldMessenger.of(context).showSnackBar(
-        const SnackBar(content: Text('Produkt skapad. Lägg nu till den i inventariet.')),
-      );
-      context.push('/inventory/create');
-    } catch (e) {
-      if (!context.mounted) return;
-      ScaffoldMessenger.of(context).showSnackBar(
-        buildCopyableErrorSnackBar(context, mapErrorToUserMessage(e, context)),
-      );
-    }
-  }
-
   @override
   Widget build(BuildContext context, WidgetRef ref) {
     final location = ref.watch(inventoryLocationFilterProvider);
@@ -158,22 +96,11 @@ class InventoryScreen extends ConsumerWidget {
               Positioned(
                 right: 16,
                 bottom: 16,
-                child: Column(
+                child: FloatingActionButton.extended(
-                  mainAxisSize: MainAxisSize.min,
-                  children: [
-                    FloatingActionButton.extended(
                   onPressed: () => context.push('/inventory/create'),
                   icon: const Icon(Icons.add),
                   label: Text(context.l10n.addAction),
                 ),
-                    const SizedBox(height: 8),
-                    FloatingActionButton.extended(
-                      onPressed: () => _createManualProduct(context, ref),
-                      icon: const Icon(Icons.add_box_outlined),
-                      label: const Text('Ny produkt'),
-                    ),
-                  ],
-                ),
               ),
             ],
           );
@@ -202,12 +129,6 @@ class InventoryScreen extends ConsumerWidget {
                     label: Text(context.l10n.addAction),
                   ),
                   const SizedBox(height: 8),
-                  FloatingActionButton.extended(
-                    onPressed: () => _createManualProduct(context, ref),
-                    icon: const Icon(Icons.add_box_outlined),
-                    label: const Text('Ny produkt'),
-                  ),
-                  const SizedBox(height: 8),
                   FloatingActionButton.extended(
                     onPressed: () => context.go('/recipes'),
                     icon: const Icon(Icons.restaurant_menu),