GOMS was born for the following purposes:
1. Student council members must manually check each student who has left,
2. If unchecked students are late, it is not possible to check at a glance who was late.
GOMS provides the following functions.
1. Function to check students who are currently out
2. Top 3 tardy students search function
3. Students who fail to return by 7:30 are automatically blacklisted.
4. QR code scanning, QR code creation function
5. Search the entire list of students and change student permissions
6. Invalid QR code cannot be scanned