feat: 添加VendorGroupRequireFileTypeVo及相关服务功能

refactor: 重构多个服务类和方法，优化代码结构
fix: 修复PermissionVo中code字段更名为key的问题
docs: 更新create_vo.md文档，添加新创建的VO记录
perf: 优化WebSocketClientService中的session关闭逻辑
style: 清理无用导入和注释，统一代码格式

client/src/main/java/com/ecep/contract/service/CloudTycService.java

@@ -2,12 +2,14 @@ package com.ecep.contract.service;
 
 import java.time.LocalDateTime;
 
+import org.springframework.data.domain.Pageable;
 import org.springframework.stereotype.Service;
 import org.springframework.util.StringUtils;
 
 import com.ecep.contract.DesktopUtils;
 import com.ecep.contract.SpringApp;
 import com.ecep.contract.constant.CloudServiceConstant;
+import com.ecep.contract.util.ParamUtils;
 import com.ecep.contract.util.UITools;
 import com.ecep.contract.vm.CloudTycInfoViewModel;
 import com.ecep.contract.vo.CloudTycVo;
@@ -57,6 +59,20 @@ public class CloudTycService extends QueryService<CloudTycVo, CloudTycInfoViewMo
     }
 
     public CloudTycVo getOrCreateCloudTyc(CompanyVo company) {
-        throw new UnsupportedOperationException("Unimplemented method 'getOrCreateCloudTyc'");
+        CloudTycVo cloudTyc = findByCompany(company);
+        if (cloudTyc == null) {
+            cloudTyc = new CloudTycVo();
+            cloudTyc.setCompanyId(company.getId());
+            cloudTyc.setActive(false);
+            cloudTyc.setVersion(1);
+            cloudTyc = save(cloudTyc);
+        }
+        return cloudTyc;
     }
+
+    public CloudTycVo findByCompany(CompanyVo company) {
+        return findAll(ParamUtils.builder().equals("company", company.getId()).build(), Pageable.ofSize(1)).stream()
+                .findFirst().orElse(null);
+    }
+
 }