Vending Machine

Steps to run

docker compose up --build

Note: Can also be run manually to the respective client and server folder. More details in their respective README.md files

Vending machine with specified product and limited stock. (eg: Coke, 10 units)
Limited funds (100 coins and 200 cash)
User can insert any amount of money and can buy the specified products. Cash change when use input amount is greater than actual cost.
System will notify user if the item is out of stock.
User can only return one of each item at a time and get refunded the amount equivalent to the cost of the item.
There is no restriction in refund. This is to rise the case for system to go out of funds
User can only return items that are in stock.
system will notify user if the system is out of funds.