docs(openspec): plan shop coupons, accounts, points, flash sales, and group buying

Capture exclusive promotion composition, empty-group cancel, and mall surface scope so the five marketing changes can be implemented without stacking or lifecycle ambiguity.

Co-authored-by: Cursor <cursoragent@cursor.com>
This commit is contained in:
Chengdong Zhang
2026-09-18 17:32:08 +08:00
co-authored by Cursor
parent e10cae5789
commit 53548196f8
38 changed files with 894 additions and 31 deletions
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## ADDED Requirements
### Requirement: Live customer account statistics
The buyer-center dashboard and points surfaces SHALL load the signed-in customer's balance, frozen balance, currency, and points from the shared account API rather than `USER_STATS`.
#### Scenario: account summary reload
- **WHEN** a signed-in shopper reloads the buyer center
- **THEN** displayed account statistics come from the selected API adapter and survive browser state loss