Adds a basic implementation of a player inventory. Currently, it does not support all the features I want, such as multiple inventory tabs in the UI or any non-test inventory item types. However, it will be much easier to implement these after I refactor the code for #34
Adds a basic implementation of a player inventory. Currently, it does not support all the features I want, such as multiple inventory tabs in the UI or any non-test inventory item types. However, it will be much easier to implement these after I refactor the code for #34