Inventory information added to pause screen or transition / new popup. 🗳️

[JohnCom]

Description

On the pause screen add inventory information that mimics the current state of those items in the game -- for example if the player has two charges of spear -- show that on the pause screen or on a new "inventory" popup.

Task List

• Add information to the pause screen showing inventory state or create a new popup for the inventory and add a keyboard event to the game showing the popup.
• Test