Added memory checks

src/item/inventory.h

@@ -100,4 +100,18 @@ bool_t inventoryIsFull(const inventory_t *inventory);
  * @param item The item ID to check.
  * @return true if the item stack is full, false otherwise.
  */
-bool_t inventoryItemFull(const inventory_t *inventory, const itemid_t item);
+bool_t inventoryItemFull(const inventory_t *inventory, const itemid_t item);
+
+/**
+ * Sorts the inventory by item ID in ascending order.
+ * 
+ * @param inventory The inventory to sort.
+ */
+void inventorySortById(inventory_t *inventory);
+
+/**
+ * Sorts the inventory by item type in ascending order.
+ * 
+ * @param inventory The inventory to sort.
+ */
+void inventorySortByType(inventory_t *inventory);