refactor(vo): 重构VO对象结构，统一字段命名和接口实现

重构所有VO对象，统一字段命名规范，移除冗余字段，优化接口实现
新增Voable接口用于VO对象转换
调整BaseViewModel和ProjectBasedViewModel接口定义
更新相关服务和控制器以适应VO对象变更

common/src/main/java/com/ecep/contract/model/CompanyContact.java

@@ -7,6 +7,7 @@ import java.util.Objects;
 import org.hibernate.annotations.ColumnDefault;
 
 import com.ecep.contract.util.HibernateProxyUtils;
+import com.ecep.contract.vo.CompanyContactVo;
 
 import jakarta.persistence.Column;
 import jakarta.persistence.Entity;
@@ -30,7 +31,7 @@ import lombok.ToString;
         @Index(name = "CUSTOMER_ID", columnList = "COMPANY_ID")
 })
 @ToString
-public class CompanyContact implements IdentityEntity, NamedEntity, BasedEntity, CompanyBasedEntity, Serializable {
+public class CompanyContact implements IdentityEntity, NamedEntity, BasedEntity, CompanyBasedEntity, Serializable, Voable<CompanyContactVo> {
     private static final long serialVersionUID = 1L;
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
@@ -97,4 +98,22 @@ public class CompanyContact implements IdentityEntity, NamedEntity, BasedEntity,
         return HibernateProxyUtils.hashCode(this);
     }
 
+    @Override
+    public CompanyContactVo toVo() {
+        CompanyContactVo vo = new CompanyContactVo();
+        vo.setId(id);
+        if (company != null) {
+            vo.setCompanyId(company.getId());
+        }
+        vo.setName(name);
+        vo.setPosition(position);
+        vo.setPhone(phone);
+        vo.setEmail(email);
+        vo.setAddress(address);
+        vo.setU8Code(u8Code);
+        vo.setMemo(memo);
+        vo.setCreated(created);
+        // primary和active字段默认为false，在CompanyContactVo类中已经设置
+        return vo;
+    }
 }