feat(ai-companion): 新增评论点赞功能及点赞状态查询

src/main/resources/mapper/KeyboardAiCompanionCommentLikeMapper.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.yolo.keyborad.mapper.KeyboardAiCompanionCommentLikeMapper">
+  <resultMap id="BaseResultMap" type="com.yolo.keyborad.model.entity.KeyboardAiCompanionCommentLike">
+    <!--@mbg.generated-->
+    <!--@Table keyboard_ai_companion_comment_like-->
+    <id column="id" jdbcType="BIGINT" property="id" />
+    <result column="comment_id" jdbcType="BIGINT" property="commentId" />
+    <result column="user_id" jdbcType="BIGINT" property="userId" />
+    <result column="status" jdbcType="SMALLINT" property="status" />
+    <result column="created_at" jdbcType="TIMESTAMP" property="createdAt" />
+    <result column="updated_at" jdbcType="TIMESTAMP" property="updatedAt" />
+  </resultMap>
+  <sql id="Base_Column_List">
+    <!--@mbg.generated-->
+    id, comment_id, user_id, "status", created_at, updated_at
+  </sql>
+</mapper>