Support for sync with Google Calendar

[Heus-Sueh]

Is your feature request related to a problem? Please describe.
I would like to use planify with google calendar sync

Describe the solution you'd like
Support for synchronize with Google Calendar

Describe alternatives you've considered
None.

Additional context
I use the app Tasks on Android, and it allows me to synchronize with Google Calendar to save my tasks in the cloud and I wish there was an app on Linux that had this same support

maybe this will help:

https://developers.google.com/calendar