Fetch and archive Google JWT keys as well

[Divide-By-0]

As a higher priority, we should fetch and archive Gmail's JWT keys, as this is critical for JWT logins:

JSON Web Key Set (JWKS) endpoint:
https://www.googleapis.com/oauth2/v3/certs
X.509 certificate endpoint:
https://www.googleapis.com/oauth2/v1/certs

[sukhman-sukh]

Did you mean to store JWT token when we upload from Gmail for contribution to the archive in the db so that it can periodically sync the DSP from the mails?

[Divide-By-0]

Oh that would be nice actually. But no, the purpose is simpler, just to archive those keys themselves so that we can use those values on chain.

[sukhman-sukh]

Hey @Divide-By-0 ,
I have created a PR #137 for this issue.
Please review and let me know of any changes.