feat: Auto-Verify闭环 — verify API+定时验证+OKR联动+周报

backend/scripts/erp_sync.py

@@ -273,10 +273,15 @@ def fetch_fallback(kpi: KPIDefinition, parsed: dict, db_session, period: str) ->
         KPIValue.source_type.in_(["erp", "manual"]),
     ).order_by(KPIValue.period.desc()).first()
 
-    if existing and existing.actual_value is not None:
-        logger.info(f"  [{kpi_code}] Fallback: 沿用最近期 {existing.period}={existing.actual_value}")
+    if existing and existing.actual_value is not None and existing.data_status == "verified":
+        logger.info(f"  [{kpi_code}] Fallback: 沿用最近期 verified数据 {existing.period}={existing.actual_value}")
         return existing.actual_value
 
+    # Bug3修复: 不沿用estimated旧值（可能失真，如4800万收入），避免污染当月数据
+    if existing and existing.actual_value is not None and existing.data_status != "verified":
+        logger.info(f"  [{kpi_code}] Fallback: 最近期 {existing.period} 为estimated({existing.actual_value})，不沿用，返回None")
+        return None
+
     # 特殊KPI的默认值
     DEFAULTS = {
         "SALES_TOTAL": 800000,