---
name: 演进回归规则
type: rule
when: '新增问题, 演进门控, 回归检查, evolution, regression, duplicate'
scope:
  - governance
products:
  - '*'
id: ka-hard-rule-演进回归规则
asset_kind: hard_rule
lifecycle_status: active
authority: canonical
owner_mechanism_id: mc-evolution-regression
routes:
  - 新增问题
  - 演进门控
  - 回归检查
  - evolution
  - regression
primary_triggers:
  - 新增问题
  - 演进门控
  - 回归检查
  - evolution
  - regression
  - duplicate
secondary_triggers: []
negative_triggers: []
priority: P0
specificity: 5
consumes:
  - mc-all-mechanisms
hard_blocks:
  - 重复问题
  - pending通过
fallback: manual_required
required_evidence:
  - evolution_gate_result
  - regression_check
version: 1.0.0
last_reviewed: '2026-05-22'
migration_note: 知识资产标准化迁移
status: active
---

## 演进回归规则

1. 新增问题必须通过演进门控
2. 重复问题必须被检测
3. pending 状态不得通过
4. 演进影响必须评估现有 batch 和模板
