feat: add pantry management features including repository, providers, and UI integration

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

@@ -2,7 +2,9 @@ import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:go_router/go_router.dart';
 
+import '../../../core/api/api_error_mapper.dart';
 import '../../../core/ui/async_state_views.dart';
+import '../../auth/data/auth_providers.dart';
 import '../data/inventory_providers.dart';
 import '../domain/inventory_item.dart';
 
@@ -79,13 +81,35 @@ class _InventoryTile extends StatelessWidget {
     return ListTile(
       title: Text(item.productName),
       subtitle: Text(subtitle),
-      trailing: item.opened
-          ? const Chip(
-              label: Text('Öppnad'),
-              padding: EdgeInsets.zero,
-              visualDensity: VisualDensity.compact,
-            )
-          : null,
+      trailing: Row(
+        mainAxisSize: MainAxisSize.min,
+        children: [
+          if (item.opened)
+            const Padding(
+              padding: EdgeInsets.only(right: 4),
+              child: Chip(
+                label: Text('Oppnad'),
+                padding: EdgeInsets.zero,
+                visualDensity: VisualDensity.compact,
+              ),
+            ),
+          Tooltip(
+            message: 'Konsumera',
+            child: IconButton(
+              icon: const Icon(Icons.remove_circle_outline),
+              onPressed: () => context.push('/inventory/${item.id}/consume'),
+            ),
+          ),
+          Tooltip(
+            message: 'Redigera',
+            child: IconButton(
+              icon: const Icon(Icons.edit_outlined),
+              onPressed: () => context.push('/inventory/${item.id}/edit'),
+            ),
+          ),
+          _DeleteInventoryButton(item: item),
+        ],
+      ),
       onTap: () => context.push('/inventory/${item.id}'),
     );
   }
@@ -99,3 +123,53 @@ class _InventoryTile extends StatelessWidget {
     }
   }
 }
+
+class _DeleteInventoryButton extends ConsumerWidget {
+  final InventoryItem item;
+
+  const _DeleteInventoryButton({required this.item});
+
+  @override
+  Widget build(BuildContext context, WidgetRef ref) {
+    return Tooltip(
+      message: 'Ta bort',
+      child: IconButton(
+        icon: const Icon(Icons.delete_outline, color: Colors.red),
+        onPressed: () async {
+          final confirmed = await showDialog<bool>(
+            context: context,
+            builder: (ctx) => AlertDialog(
+              title: const Text('Ta bort inventariepost?'),
+              content: Text('Vill du ta bort "${item.productName}"?'),
+              actions: [
+                TextButton(
+                  onPressed: () => Navigator.pop(ctx, false),
+                  child: const Text('Avbryt'),
+                ),
+                FilledButton(
+                  onPressed: () => Navigator.pop(ctx, true),
+                  child: const Text('Ta bort'),
+                ),
+              ],
+            ),
+          );
+
+          if (confirmed != true) return;
+
+          try {
+            final token = await ref.read(authStateProvider.future);
+            await ref
+                .read(inventoryRepositoryProvider)
+                .deleteInventoryItem(item.id, token: token);
+            ref.invalidate(inventoryProvider);
+          } catch (error) {
+            if (!context.mounted) return;
+            ScaffoldMessenger.of(context).showSnackBar(
+              SnackBar(content: Text(mapErrorToUserMessage(error))),
+            );
+          }
+        },
+      ),
+    );
+  }
+}