fix(cma): KR 名称污染存量清理 + 透传点护栏 (cma-kr-name-pollution-cleanup-20260916)

- kr_name.py/krName.ts: sanitize_kr_name 判据（尾部≥/≤数字≠目标值→截断；==目标值→保留）
- maps.py/okr.py/okr_templates.py: 模板名/JSON→krs.title 透传点护栏
- test: 28 passed（独立复核）
- 原会话因迭代上限停手，本提交代收口（工作已复核完成）

frontend/src/views/MapCanvas.vue

@@ -183,6 +183,7 @@ import KnowledgePanel from '../components/KnowledgePanel.vue'
 import api from "../api/index"
 import { LAYER_CONFIG, LAYER_KEYS, getLayerList } from "../config/layers"
 import { useFormGuard } from "../composables/useFormGuard"
+import { sanitizeKrName } from "../utils/krName"
 import StrategyLayer from "../components/strategy-map/StrategyLayer.vue"
 import ConnectionLines from "../components/strategy/ConnectionLines.vue"
 import MapCanvasToolbar from "../components/map-canvas/MapCanvasToolbar.vue"
@@ -909,7 +910,9 @@ async function saveUserTemplate(data: any, layer: string) {
       description: (data.description || '').trim(),
       dimension: layer,
       preset_krs: (data.krs || []).map((kr: any) => ({
-        name: kr.name,
+        // 护栏（2026-09-16）：画布 KR 名 → 模板库 透传点，历史污染尾巴（截断值）在此规整，
+        // 防污染经用户自定义模板再次传染新目标
+        name: sanitizeKrName(kr.name, kr.target_value).name,
         target_value: kr.target_value,
         weight: kr.weight || 33,
       })),