add new config properties and enum values to fulfill provider signup UI needs

styled and added copy to timezone selector component

fixed logic of step 4 of provider sign up

finished ToggleCardSet component creation and usage

set up basic provider sign up stepper

move video call app info from service to appointment

create 3 customers with 2 appointments each on dummy data generator

define customer list page

create note model class

create cli command to run initial data import

add start date for availability, options should be "now" or on a specific date.

Add a button (with an icon) to the right, to add a new row

each line of the form has 7 checkboxes SMTWTFS (use 3 letter words)

create a test for provider availability creation - success

create form with 7 arrays (one for each day of the week)

Add configuration for display time format

Add configuration for timezone

create configs for timezone and time display format

fixed rotating log handler with relative path

write test for provider availability creation - conflict