Pre-registration
Singleton row preregistration (id = 1).
While locked_at is null, the engine and Jobs API refuse
run_model. Locking is permanent from this UI (no unlock).
Study-wide lock · firewall for run_model
Singleton row preregistration (id = 1).
While locked_at is null, the engine and Jobs API refuse
run_model. Locking is permanent from this UI (no unlock).