feat(storage): read only transactions for queries (#6415)
* fix: tests
* bastle wie en grosse
* fix(database): scan as callback
* fix tests
* fix merge failures
* remove as of system time
* refactor: remove unused test
* refacotr: remove unused lines
* begin init checks for projections
* first projection checks
* debug notification providers with query fixes
* more projections and first index
* more projections
* more projections
* finish projections
* fix tests (remove db name)
* create tables in setup
* fix logging / error handling
* add tenant to views
* rename tenant to instance_id
* add instance_id to all projections
* add instance_id to all queries
* correct instance_id on projections
* add instance_id to failed_events
* use separate context for instance
* implement features projection
* implement features projection
* remove unique constraint from setup when migration failed
* add error to failed setup event
* add instance_id to primary keys
* fix IAM projection
* remove old migrations folder
* fix keysFromYAML test