There is some changes to the project, there will be :
1) A login page for admin (noted,cashier and chef do not require to login)
2) After admin has login, will be directed to the admin page with function to
i) edit the customer's special order page, either to disable or enable a dish.
ii) insert the unique number from the RFID tags into database
iii) set and edit the price for every RFID tags in database.