This implementation increases parallel write capabilities of the eventstore.
Please have a look at the technical advisories: [05](https://zitadel.com/docs/support/advisory/a10005) and [06](https://zitadel.com/docs/support/advisory/a10006).
The implementation of eventstore.push is rewritten and stored events are migrated to a new table `eventstore.events2`.
If you are using cockroach: make sure that the database user of ZITADEL has `VIEWACTIVITY` grant. This is used to query events.
* start feature flags
* base feature events on domain const
* setup default features
* allow setting feature in system api
* allow setting feature in admin api
* set settings in login based on feature
* fix rebasing
* unit tests
* i18n
* update policy after domain discovery
* some changes from review
* check feature and value type
* check feature and value type