feat(ems): 添加告警、能耗记录和能源费率模块- 新增告警实体类 EmsAlert 及相关业务对象、控制器、映射器和服务实现

- 新增能耗记录实体类 EmsEnergyConsumption 及相关业务对象、控制器、映射器和服务实现
- 新增能源费率实体类 EmsEnergyRate 及相关业务对象、控制器、映射器和服务实现
- 实现各模块的基础 CRUD 功能，包括分页查询、导出 Excel 等操作
- 配置 MyBatis 映射文件及逻辑删除支持

klp-ems/src/main/resources/mapper/EmsEnergyConsumptionMapper.xml

@@ -0,0 +1,25 @@
+<?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.klp.ems.mapper.EmsEnergyConsumptionMapper">
+
+    <resultMap type="com.klp.ems.domain.EmsEnergyConsumption" id="EmsEnergyConsumptionResult">
+        <result property="energyConsumptionId" column="energy_consumption_id"/>
+        <result property="meterId" column="meter_id"/>
+        <result property="startReading" column="start_reading"/>
+        <result property="endReading" column="end_reading"/>
+        <result property="consumption" column="consumption"/>
+        <result property="startTime" column="start_time"/>
+        <result property="endTime" column="end_time"/>
+        <result property="recordedBy" column="recorded_by"/>
+        <result property="createBy" column="create_by"/>
+        <result property="updateBy" column="update_by"/>
+        <result property="createTime" column="create_time"/>
+        <result property="updateTime" column="update_time"/>
+        <result property="delFlag" column="del_flag"/>
+        <result property="remark" column="remark"/>
+    </resultMap>
+
+
+</mapper>