Core memory engine for Z3rno: PostgreSQL schema, SQLAlchemy models, Alembic migrations, and the store/recall/forget/audit library functions.
Database-enforced multitenancy for Django using PostgreSQL Row-Level Security. Every query - ORM, raw SQL, dbshell - is filtered by the database itself. Zero data leaks by design
Postgres-native identity, configuration, metering, and job queues.
