digital-psychology/docs/BACKEND_DESIGN/BD-2026-039-funnel-definition.md

Backend Design: ECR-039 FunnelDefinition

| ID | BD-2026-039 | | Status | Approved | | Coding | Loop authorized | | Level | L2 | | Migration | YES 000040 |

Backend Change Boundary

Domain: FunnelDefinition (read)
App: AdminHandler → admin.Service → AdminRepo
API: GET /admin/analytics/funnel-definitions; GET /admin/analytics/funnel-definitions/{id}
Permission: admin.analytics.read
Migration: 000040

Out of boundary

漏斗写配置 · UGC · 真支付

Rollback: down migration + remove routes/UI