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

client/src/main/java/com/ecep/contract/util/ParamUtils.java

@@ -1,16 +1,19 @@
 package com.ecep.contract.util;
 
+import com.ecep.contract.constant.ServiceConstant;
+
 import java.time.LocalDate;
 import java.util.HashMap;
 import java.util.Map;
 import java.util.Objects;
+import java.util.function.Consumer;
+import java.util.function.Supplier;
 
 public class ParamUtils {
     public static Map<String, Object> between(String key, LocalDate begin, LocalDate end) {
         return Map.of(key, Map.of(
                 "begin", begin,
-                "end", end
-        ));
+                "end", end));
     }
 
     public static Map<String, Object> equal(String key, Object value) {
@@ -61,6 +64,11 @@ public class ParamUtils {
             return this;
         }
 
+        public Builder greaterThan(String key, LocalDate value) {
+            params.put(key, Map.of("greaterThan", value));
+            return this;
+        }
+
         public Builder equals(String key, Object value) {
             params.put(key, value);
             return this;
@@ -71,9 +79,29 @@ public class ParamUtils {
             return this;
         }
 
+        public Builder search(String searchText) {
+            params.put(ServiceConstant.KEY_SEARCH_TEXT, searchText);
+            return this;
+        }
+
         public Map<String, Object> build() {
             return params;
         }
 
+        public Builder and(Consumer<Builder> consumer) {
+            Builder builder = new Builder();
+            consumer.accept(builder);
+            params.put("and", builder);
+            return this;
+        }
+
+        public Builder or(Consumer<Builder> consumer) {
+            Builder builder = new Builder();
+            consumer.accept(builder);
+            params.put("or", builder);
+            return this;
+        }
+
     }
+
 }