配置中, 严重程度必须有'一般'

app/api/config_api.py

@@ -257,6 +257,8 @@ async def get_severity_names(defect_label: str = Query(..., description="缺陷
         # 3. 提取 name 列表
         # 假设结构是 [{"name": "轻微", "value": 0.5}, ...]
         names = [item.get("name") for item in levels]
+        if "一般" not in names:
+            names.append("一般")
 
         return JSONResponse(content={
             "data": {