* implement NoValueCursor interface
* cleanup
* fix tests
* add more stats data to ui
* can't display error
* re-open DB low-level net interface when changing db
* re-open DB low-level net interface when changing db
* fix problem with displaying errors
* run ci
* improve prop check logic
* storage tombstones integrity checks UI
* storage page
* make DB configurable
Co-authored-by: alex.sharov <alex.sharov@lazada.com>