Proof of concept (#6)

* Sample template created

* added findByName functionality for item

* Solve Cors errors and inhibit DefaultExposure

* changed project structure

* Added frontend

* Creation of base template (#1)

* changed base path of REST api and updated frontend api quering

backend/src/main/whattocook/services/ItemService.java

@@ -0,0 +1,14 @@
+package whattocook.services;
+
+import whattocook.models.Item;
+
+import java.util.List;
+import java.util.Optional;
+
+public interface ItemService {
+    Item save(Item item);
+    void deleteById(Long id);
+    Optional<Item> findById(long id);
+    Optional<Item> findByName(String name);
+    List<Item> findAll();
+}