first draft implemented

Still struggling at some ingredients which deviating names

backend/src/main/whattocook/implementation/ItemServiceImpl.java

@@ -34,6 +34,11 @@ public class ItemServiceImpl implements ItemService {
         return itemRepository.findByName(name);
     }
 
+    @Override
+    public Optional<Item> findByNameIgnoreCaseContaining(String name) {
+        return itemRepository.findByNameIgnoreCaseContaining(name);
+    }
+
     @Override
     public Iterable<Item> findAll() {
         return itemRepository.findAll();