After I setup the keys/credential following the instruction, and start Calendar, I was redirected to a link but says:
Access blocked: vimcalendar has not completed the Google verification process
songpingemail@gmail.com
vimcalendar has not completed the Google verification process. The app is currently being tested, and can only be accessed by [developer](https://accounts.google.com/)-approved testers. If you think you should have access, contact the developer.
If you are a developer of vimcalendar, see [error details](https://accounts.google.com/).
Error 403: access_denied
After I setup the keys/credential following the instruction, and start Calendar, I was redirected to a link but says: