Full CRUD interface for coupons:
- Create, edit, delete coupons
- Three coupon types supported:
- Single-Use: one-time redemption per user
- Multi-Use Period: unlimited redemptions in timeframe (Wellpass)
- Gift: bonus system coupons
Features:
- Auto-generate random coupon codes
- Configure tier, duration, validity period
- Set max redemptions (or unlimited)
- View redemption history per coupon (modal)
- Active/inactive state management
- Card-based layout with visual type indicators
Form improvements:
- Conditional fields based on coupon type
- Date pickers for period coupons
- Duration config for single-use/gift
- Help text for each field
- Labels above inputs (consistent with other pages)
Integrated in AdminPanel navigation
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
