MenuItemDao, DatabaseConnection and MenuItem completed.

src/main/java/dev/model/MenuItem.java

@@ -12,4 +12,11 @@ public class MenuItem {
 
     private String category;
 
+    public MenuItem(int id, String name, String description, double price, String category) {
+        this.id = id;
+        this.name = name;
+        this.description = description;
+        this.price = price;
+        this.category = category;
+    }
 }