feat(base): 新增新闻动态和产品中心相关代码

- 新增 NewsUpdatesMapper.xml 文件，定义新闻动态的 MyBatis 映射
- 新增 NewsUpdatesService接口和 NewsUpdatesServiceImpl 实现类，用于新闻动态的数据库操作
- 新增 ProductCenter 类，表示产品中心的实体

zksy-system/src/main/java/com/zksy/base/domain/ProductCenter.java

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+package com.zksy.base.domain;
+
+import com.baomidou.mybatisplus.annotation.IdType;
+import com.baomidou.mybatisplus.annotation.TableField;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableName;
+import java.io.Serializable;
+import java.time.LocalDateTime;
+import lombok.Data;
+
+/**
+ * 产品中心
+ * @TableName product_center
+ */
+@TableName(value ="product_center")
+@Data
+public class ProductCenter implements Serializable {
+    /**
+     * 主键
+     */
+    @TableId(value = "id", type = IdType.ASSIGN_UUID)
+    private String id;
+
+    /**
+     * 产品分类
+     */
+    @TableField(value = "product_category")
+    private String productCategory;
+
+    /**
+     * 产品类型
+     */
+    @TableField(value = "product_type")
+    private String productType;
+
+    /**
+     * 产品名称
+     */
+    @TableField(value = "product_name")
+    private String productName;
+
+    /**
+     * 产品详情
+     */
+    @TableField(value = "product_details")
+    private String productDetails;
+
+    /**
+     * 产品图片地址
+     */
+    @TableField(value = "product_url")
+    private String productUrl;
+
+    /**
+     * 创建人
+     */
+    @TableField(value = "create_by")
+    private String createBy;
+
+    /**
+     * 创建时间
+     */
+    @TableField(value = "create_time")
+    private LocalDateTime createTime;
+
+    /**
+     * 修改人
+     */
+    @TableField(value = "update_by")
+    private String updateBy;
+
+    /**
+     * 修改时间
+     */
+    @TableField(value = "update_time")
+    private LocalDateTime updateTime;
+
+    @TableField(exist = false)
+    private static final long serialVersionUID = 1L;
+}

zksy-system/src/main/java/com/zksy/base/service/NewsUpdatesService.java

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+package com.zksy.base.service;
+
+import com.zksy.base.domain.NewsUpdates;
+import com.baomidou.mybatisplus.extension.service.IService;
+
+/**
+* @author Administrator
+* @description 针对表【news_updates(新闻动态)】的数据库操作Service
+* @createDate 2025-09-08 08:57:08
+*/
+public interface NewsUpdatesService extends IService<NewsUpdates> {
+
+}

zksy-system/src/main/java/com/zksy/base/service/impl/NewsUpdatesServiceImpl.java

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+package com.zksy.base.service.impl;
+
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.zksy.base.domain.NewsUpdates;
+import com.zksy.base.service.NewsUpdatesService;
+import com.zksy.base.mapper.NewsUpdatesMapper;
+import org.springframework.stereotype.Service;
+
+/**
+* @author Administrator
+* @description 针对表【news_updates(新闻动态)】的数据库操作Service实现
+* @createDate 2025-09-08 08:57:08
+*/
+@Service
+public class NewsUpdatesServiceImpl extends ServiceImpl<NewsUpdatesMapper, NewsUpdates>
+    implements NewsUpdatesService{
+
+}
+
+
+
+

zksy-system/src/main/resources/mapper/base/NewsUpdatesMapper.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper
+        PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
+        "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.zksy.base.mapper.NewsUpdatesMapper">
+
+    <resultMap id="BaseResultMap" type="com.zksy.base.domain.NewsUpdates">
+            <id property="id" column="id" jdbcType="VARCHAR"/>
+            <result property="newsName" column="news_name" jdbcType="VARCHAR"/>
+            <result property="newsDetails" column="news_details" jdbcType="VARCHAR"/>
+            <result property="newsUrl" column="news_url" jdbcType="VARCHAR"/>
+            <result property="createBy" column="create_by" jdbcType="VARCHAR"/>
+            <result property="createTime" column="create_time" jdbcType="TIMESTAMP"/>
+            <result property="updateBy" column="update_by" jdbcType="VARCHAR"/>
+            <result property="updateTime" column="update_time" jdbcType="TIMESTAMP"/>
+    </resultMap>
+
+    <sql id="Base_Column_List">
+        id,news_name,news_details,
+        news_url,create_by,create_time,
+        update_by,update_time
+    </sql>
+</mapper>