b2c-import-set-migrations

Create and apply ordered, idempotent B2C Commerce site import/export archives from discovered cartridge metadata and project migrations using b2c job import-set. Use this opt-in project workflow for migrations built from focused instance exports, repeatable setup, onboarding, and CI/CD imports that apply once per instance. Also covers source exclusions, post-import README notes, resetting history, and recovering an interrupted run.