CREATE TABLE commercial_license_cache (
  instance_id text PRIMARY KEY,
  license_id text NOT NULL,
  signed_license text NOT NULL,
  edition text NOT NULL,
  features text[] NOT NULL DEFAULT '{}',
  max_s_instances integer NOT NULL CHECK (max_s_instances > 0),
  max_e_nodes integer NOT NULL CHECK (max_e_nodes > 0),
  expires_at timestamptz NOT NULL,
  offline_until timestamptz NOT NULL,
  status text NOT NULL CHECK (status IN ('active','revoked','expired')),
  last_verified_at timestamptz NOT NULL DEFAULT now(),
  created_at timestamptz NOT NULL DEFAULT now(),
  updated_at timestamptz NOT NULL DEFAULT now()
);
CREATE INDEX commercial_license_cache_status_expiry_idx ON commercial_license_cache(status,expires_at);