feat: added a way to get item usage count

Plugin/Utils/ItemUtils.cs

@@ -0,0 +1,17 @@
+using EFT.InventoryLogic;
+
+namespace LootValueEX.Utils
+{
+    internal class ItemUtils
+    {
+        public static float GetArmorDurability(IEnumerable<RepairableComponent> repairableComponents)
+        {
+            float totalDurability = 0;
+            foreach (RepairableComponent component in repairableComponents)
+            {
+                totalDurability += component.Durability;
+            }
+            return totalDurability;
+        }
+    }
+}