Maintaining an external database as a replacement takes you off the blessed path, is it's own hassle to maintain high availability, and tarnishes the shiny hype

Maintaining an external database as a replacement takes you off the blessed path, is it's own hassle to maintain high availability, and tarnishes the shiny hyperconvergance story. I'd be a lot more interested if Kine offered an embedded HA database like YugabyteDB, CockroachDB, TiDB, etc.