base constructor for every Item

Assets/Scripts/Items/Wheat.cs

@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using UnityEngine;
 
 namespace Items {
-    public class Wheat : MonoBehaviour {
+    public class Wheat : Item {
+        public Wheat() : base("Wheat", "Wheat is a grass widely cultivated for its seed, a cereal grain which is a worldwide staple food.", 5){}
     }
 }