feat: implement inventory and pantry management views with CRUD functionality and user-friendly interfaces

backend/src/inventory/inventory.service.ts

@@ -239,4 +239,12 @@ export class InventoryService {
       },
     });
   }
+
+  async remove(id: number) {
+    const existing = await this.prisma.inventoryItem.findUnique({ where: { id } });
+    if (!existing) {
+      throw new NotFoundException(`Inventory item with id ${id} not found`);
+    }
+    return this.prisma.inventoryItem.delete({ where: { id } });
+  }
 }