[Audio SFX] Improved and added new sound effects for gameplay.
[Achievement] Added achievement system for the demo version.
[Money Drawer] Implemented auto money addition/removal when holding the add/remove button.
[Mailbox] Introduced a mailbox system.
[Optimization] Optimized several in-game assets for better performance.
[Dialogue] Balanced some dialogue lines to better fit the context.
[Work Hours] Adjusted work hours for each day.
[Appointment] Tellers can now schedule appointments with customers.
[Stamp] Forged documents for added challenge
[Health System] Health system now functions correctly.
[Expense System] Expense system now works as intended.
[Customer Transactions] Fixed issue where the same customer appeared multiple times in a day with repeated dialogue.
[Minor Bugs] Fixed various minor bugs and issues.
[Minor Bugs] Fixed deposit bug on day 2
[Minor Bugs] Fixed withdraw limit on day 6