The application will take in orders from customers and deplete from the store's total supplies.
It will ask you what you'd like to purchase by item number and how many. If there are enough items, then it will adjust the quantities and continue.
If there are not enough of that item or you want too many, an error message will occur.
* View products on sale
* View low inventory
* Add inventory
When the manager selects view products on sale it will show the current inventory in a table.
When the manager views low inventory, it will only show items with a stock quantity of less than 3.
When the manager adds inventory, they simply select the item ID they want to add to, and input the increased quantity.
This also features fun npm packages to make unicode tables and text with colors:
http://www.npmjs.com/package/cli-table
https://www.npmjs.com/package/colors
😀