* add more methods to billingService
* update profile handler
* stripe customer handler
* verify email
* move imports + move generic methods to billing service
* move to strip ebilling service class
* push changes to mocks
* fix enum
* fix typo
* correctly update customer metadata
* fix userId type to number
* fix types on billing services
* fix type errors due to return methods differing
* fix return types
sean-brydon
Benny Joo