space-db-migrator control-plane, built at ac/drop-sandboxes-name-lower-index (514661d0), on a disposable postgres:16-alpine.
"-- index:" is idx_sandboxes_name_lower's pg_indexes definition and pg_index.indisvalid (empty: no such index);
"-- latest:" the three newest _sqlx_migrations versions; "-- id_suffix:" whether idx_sandboxes_id_suffix exists.

## up from empty
WARN pplx_space_db_migrate::bootstrap_roles: space_migrator does not exist; control-plane migrations run as the connecting role — run `space-db-migrator bootstrap-roles` first to provision it current_user=postgres
-- index:  valid=
-- latest: 20261105161135,20261105161136,20261106034255
-- id_suffix: 1
## down
WARN pplx_space_db_migrate::bootstrap_roles: space_migrator does not exist; control-plane migrations run as the connecting role — run `space-db-migrator bootstrap-roles` first to provision it current_user=postgres
rolled back migration 20261106034255 to 20261105161136
-- index: CREATE INDEX idx_sandboxes_name_lower ON public.sandboxes USING btree ("left"(lower(name), 256) COLLATE "C") valid=t
-- latest: 20261102233332,20261105161135,20261105161136
-- id_suffix: 1
## up again
WARN pplx_space_db_migrate::bootstrap_roles: space_migrator does not exist; control-plane migrations run as the connecting role — run `space-db-migrator bootstrap-roles` first to provision it current_user=postgres
-- index:  valid=
-- latest: 20261105161135,20261105161136,20261106034255
-- id_suffix: 1
## down, then the index dropped by hand, then up (IF EXISTS)
rolled back migration 20261106034255 to 20261105161136
DROP INDEX
rc=0
-- index count: 0 latest: 20261106034255