Campaign builder
- Discount types (% off, fixed, BXGY, shipping)
- Combination rules (product / order / shipping)
- Priority & stop processing flags
- Schedule & timezone
Promotion engine with guardrails — stack logic, customer segments, and caps that keep margin safe.
Tune these sections to match DiscountOS campaigns, BXGY, and stacking behavior.
Assets under /screenshots/discount-os/.