Fix appointment request notification

- Secure the app when making requests to the backend - Improve UI

Fix staff log in

Staff account

Improve UI

Fix small font

Fix the double number type

Add ticket number

Improve UI

Update dependencies

Fix appointment confirmation message

Send ics file for appointments when confirming

Fix payroll PDF print job

Added customer listview

Fixed customers cannot display

Removed unready feature

Improve app display between screen sizes

Implement new method to calculate payroll

Improve logging view

Fix logging issues

Improve service group display

Add settings to show percentage buttons tip and discount

Warn the unavailable spot when making appointment

Improve employee view

Added explicit view