Add audit trail for every request per-account

[ezekg]

See: https://github.com/2ndQuadrant/audit-trigger and https://github.com/pgaudit/pgaudit. Would be useful both for enterprise customers, as well as keeping track of requests/responses per-account.

Related to #135.

[ezekg]

Note GDPR compliance.

[ezekg]

{
  “log”: {
    “bearer”: “{UUID}”,
    “method”: “POST”,
    “endpoint”: “/v1/accounts/foobar/licenses”,
    “ip”: “192.168.1.1”,
    “ua”: “python/requests”,
    “status”: 200,
    …
  }
}

[ezekg]

Good ref: https://gist.github.com/jugyo/300e93d6624375fe4ed8674451df4fe0

[ezekg]

https://ieftimov.com/writing-rails-middleware

[ezekg]

Marking as dup.