Working time calendars and spent time

The system keeps Working time calendars. A Working time calendar is assigned to the user based on which his availability is calculated. At the same time, the spent time is not connect with
the calendar, which does not allow to establish a limit for recording the labour costs of an individual user.
The only way to control the spent time is to set a Daily entry limit (total) in the settings for all users,
or for a  user`s role:

but this tool (Daily entry limit (total)  does not provide flexibility for individual employee calendars (shift, not full-time, overtime work on the day off)


Add to the settings the option to enable checking the daily limit of actual hours based on the  working time calendar assigned to the user: