Embedded database rigor

Putting a strict, correctness-focused in-process database (e.g. SQLite) with an enforced schema under an app instead of ad-hoc flat files, so integrity is guaranteed at the data layer.

grounded in: Latest AI/tech trends theme: 'SQLite/database rigor: Practitioners want stricter, more correct data layers under their apps' — relevant to this system's ad-hoc JSON state files (ontology.json, world.j