feat(common): 新增 BankVo、CompanyBlackReasonVo 和 CompanyContactVo 类

- 新增 BankVo 类，用于表示银行信息
- 新增 CompanyBlackReasonVo 类，用于表示公司黑名单原因
- 新增 CompanyContactVo 类，用于表示公司联系人信息

common/src/main/java/com/ecep/contract/vo/BankVo.java

@@ -0,0 +1,12 @@
+package com.ecep.contract.vo;
+
+import com.ecep.contract.model.IdentityEntity;
+
+import lombok.Data;
+
+@Data
+public class BankVo implements IdentityEntity {
+    private Integer id;
+    private String code;
+    private String name;
+}

common/src/main/java/com/ecep/contract/vo/CompanyBlackReasonVo.java

@@ -0,0 +1,22 @@
+package com.ecep.contract.vo;
+
+import com.ecep.contract.model.IdentityEntity;
+import com.ecep.contract.BlackReasonType;
+import java.time.LocalDate;
+import lombok.Data;
+
+@Data
+public class CompanyBlackReasonVo implements IdentityEntity {
+    private Integer id;
+    private Integer companyId;
+    private String companyName;
+    private BlackReasonType type;
+    private String applyName;
+    private LocalDate applyDate;
+    private LocalDate updateTime;
+    private LocalDate createTime;
+    private LocalDate includeDate;
+    private String blackReason;
+    private String description;
+    private String key;
+}

common/src/main/java/com/ecep/contract/vo/CompanyContactVo.java

@@ -0,0 +1,24 @@
+package com.ecep.contract.vo;
+
+import com.ecep.contract.model.IdentityEntity;
+import com.ecep.contract.model.NamedEntity;
+import java.time.LocalDate;
+import lombok.Data;
+
+@Data
+public class CompanyContactVo implements IdentityEntity, NamedEntity {
+    private Integer id;
+    private Integer companyId;
+    private String companyName;
+    private String name;
+    private String position;
+    private String phone;
+    private String email;
+    private String address;
+    private String u8Code;
+    private String memo;
+    private LocalDate created;
+    private boolean primary = false;
+    private String description;
+    private boolean active = false;
+}