服务层重构与优化：补全所有ServiceImpl实现类，修复RestTemplate注入，完善DTO与配置，保证编译与启动通过

backend-single/src/main/java/com/emotion/entity/CozeApiCall.java

@@ -1,10 +1,12 @@
 package com.emotion.entity;
 
 import com.baomidou.mybatisplus.annotation.*;
+import com.emotion.common.BaseEntity;
 import lombok.Data;
 import lombok.Builder;
 import lombok.NoArgsConstructor;
 import lombok.AllArgsConstructor;
+import lombok.EqualsAndHashCode;
 
 import java.math.BigDecimal;
 import java.time.LocalDateTime;
@@ -16,17 +18,12 @@ import java.time.LocalDateTime;
  * @date 2025-07-23
  */
 @Data
+@EqualsAndHashCode(callSuper = true)
 @Builder
 @NoArgsConstructor
 @AllArgsConstructor
 @TableName("coze_api_call")
-public class CozeApiCall {
-    
-    /**
-     * 主键ID
-     */
-    @TableId(value = "id", type = IdType.ASSIGN_UUID)
-    private String id;
+public class CozeApiCall extends BaseEntity {
     
     /**
      * 对话ID
@@ -261,41 +258,4 @@ public class CozeApiCall {
      */
     @TableField("metadata")
     private String metadata;
-    
-    /**
-     * 创建人ID
-     */
-    @TableField("create_by")
-    private String createBy;
-    
-    /**
-     * 创建时间
-     */
-    @TableField(value = "create_time", fill = FieldFill.INSERT)
-    private LocalDateTime createTime;
-    
-    /**
-     * 更新人ID
-     */
-    @TableField("update_by")
-    private String updateBy;
-    
-    /**
-     * 更新时间
-     */
-    @TableField(value = "update_time", fill = FieldFill.INSERT_UPDATE)
-    private LocalDateTime updateTime;
-    
-    /**
-     * 是否删除: 0-未删除, 1-已删除
-     */
-    @TableField("is_deleted")
-    @TableLogic
-    private Integer isDeleted;
-    
-    /**
-     * 备注
-     */
-    @TableField("remarks")
-    private String remarks;
 }