Storefront

[anthisse]

Using a currency from staying on task, we need a storefront for purchasing items such as food, or other consumables. Cosmetics and more permanent items should be gambled for in the Gacha spin.

[anthisse]

I already have some amount of work on this on my fork; see PR #102 for the food menu; please build off of that if you pick up this issue.

[anthisse]

@0Leme3 Start on this issue first, since there's already some work done on it. Happy to sync with you if needed.