TASK: 全局异常处理，代码优化，测试数据库连接信息变更;

src/main/java/com/ai/da/service/impl/LibraryModelPointServiceImpl.java

@@ -142,7 +142,7 @@ public class LibraryModelPointServiceImpl extends ServiceImpl<LibraryModelPointM
         queryWrapper.lambda().eq(LibraryModelPoint::getModelType, modelType);
         queryWrapper.lambda().last("limit 1");
         List<LibraryModelPoint> libraryModelPoints = baseMapper.selectList(queryWrapper);
-        if (CollectionUtil.isNotEmpty(libraryModelPoints)) {
+        if (CollectionUtil.isEmpty(libraryModelPoints)) {
             throw new BusinessException("modelPoint.not.find");
         }
         return libraryModelPoints.get(0);