-- Allow the independently routed Ark Seedream image provider in the durable
-- billing catalog. Keep the historical migration immutable and widen only the
-- existing provider constraint.

begin;

alter table public.billing_price_rules
  drop constraint if exists billing_price_rules_provider_check;

alter table public.billing_price_rules
  add constraint billing_price_rules_provider_check
  check (provider in ('volcengine-visual', 'evolink', 'seedance', 'seedream', 'bailian', 'mock'));

commit;