feat: 数据治理4条规则 — 入库必检+元数据+编码规范+战略分级

backend/app/api/templates.py

@@ -9,6 +9,7 @@ from datetime import datetime
 from app.database import get_db
 from app.auth_middleware import require_role
 from app.models import KPITemplate, KPIDefinition, OperationLog
+from app.api.kpi_governance import validate_kpi_payload, kpi_issues_message
 
 router = APIRouter(prefix="/api/cma/templates", tags=["KPI模板库"],
     dependencies=[Depends(require_role("ceo", "finance", "business", "it"))],
@@ -120,6 +121,20 @@ def instantiate_template(template_id: int, data: dict, db: Session = Depends(get
     if existing:
         raise HTTPException(400, f"KPI编码 {kpi_code} 已存在，请修改")
 
+    # 数据治理：入库必检(规则1) + 编码规范(规则3)
+    merged = {
+        "kpi_code": kpi_code,
+        "kpi_name": kpi_name,
+        "dimension": data.get("dimension", t.dimension),
+        "category": data.get("category", t.category),
+        "formula": data.get("formula", t.formula),
+        "unit": data.get("unit", t.unit or "%"),
+        "target_value": data.get("target_value", t.target_value),
+    }
+    gov_issues = [i for i in validate_kpi_payload(merged, db=db) if i["rule"] in (1, 3)]
+    if gov_issues:
+        raise HTTPException(422, detail={"message": "数据校验不通过", "errors": kpi_issues_message(gov_issues)})
+
     kpi = KPIDefinition(
         template_id=t.id,
         is_system=0,  # 从模板实例化的KPI不是系统预置