feat: 添加SysBotCredentialMapper以支持Bot凭证管理

- 新增 `SysBotCredentialMapper.xml` 文件，定义Bot凭证的CRUD操作
- 包含查询、插入、更新和访问信息更新的方法

ruoyi-system/src/main/resources/mapper/system/SysBotCredentialMapper.xml

@@ -0,0 +1,118 @@
+<?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.ruoyi.system.mapper.SysBotCredentialMapper">
+
+    <resultMap id="SysBotCredentialResult" type="SysBotCredential">
+        <id property="id" column="id"/>
+        <result property="botId" column="bot_id"/>
+        <result property="secretHash" column="secret_hash"/>
+        <result property="secretSalt" column="secret_salt"/>
+        <result property="userId" column="user_id"/>
+        <result property="status" column="status"/>
+        <result property="expireTime" column="expire_time"/>
+        <result property="lastAccessTime" column="last_access_time"/>
+        <result property="lastAccessIp" column="last_access_ip"/>
+        <result property="remark" column="remark"/>
+        <result property="createBy" column="create_by"/>
+        <result property="createTime" column="create_time"/>
+        <result property="updateBy" column="update_by"/>
+        <result property="updateTime" column="update_time"/>
+    </resultMap>
+
+    <select id="selectByBotId" parameterType="String" resultMap="SysBotCredentialResult">
+        select id,
+               bot_id,
+               secret_hash,
+               secret_salt,
+               user_id,
+               status,
+               expire_time,
+               last_access_time,
+               last_access_ip,
+               remark,
+               create_by,
+               create_time,
+               update_by,
+               update_time
+        from sys_bot_credential
+        where bot_id = #{botId}
+        limit 1
+    </select>
+
+    <select id="selectByUserId" parameterType="Long" resultMap="SysBotCredentialResult">
+        select id,
+               bot_id,
+               secret_hash,
+               secret_salt,
+               user_id,
+               status,
+               expire_time,
+               last_access_time,
+               last_access_ip,
+               remark,
+               create_by,
+               create_time,
+               update_by,
+               update_time
+        from sys_bot_credential
+        where user_id = #{userId}
+        order by id desc
+        limit 1
+    </select>
+
+    <insert id="insertSysBotCredential" parameterType="SysBotCredential" useGeneratedKeys="true" keyProperty="id">
+        insert into sys_bot_credential (
+            bot_id,
+            secret_hash,
+            secret_salt,
+            user_id,
+            status,
+            expire_time,
+            last_access_time,
+            last_access_ip,
+            remark,
+            create_by,
+            create_time,
+            update_by,
+            update_time
+        ) values (
+            #{botId},
+            #{secretHash},
+            #{secretSalt},
+            #{userId},
+            #{status},
+            #{expireTime},
+            #{lastAccessTime},
+            #{lastAccessIp},
+            #{remark},
+            #{createBy},
+            sysdate(),
+            #{updateBy},
+            sysdate()
+        )
+    </insert>
+
+    <update id="updateSysBotCredential" parameterType="SysBotCredential">
+        update sys_bot_credential
+        set bot_id = #{botId},
+            secret_hash = #{secretHash},
+            secret_salt = #{secretSalt},
+            user_id = #{userId},
+            status = #{status},
+            expire_time = #{expireTime},
+            remark = #{remark},
+            update_by = #{updateBy},
+            update_time = sysdate()
+        where id = #{id}
+    </update>
+
+    <update id="updateLastAccessInfo" parameterType="SysBotCredential">
+        update sys_bot_credential
+        set last_access_time = #{lastAccessTime},
+            last_access_ip = #{lastAccessIp},
+            update_time = sysdate()
+        where id = #{id}
+    </update>
+</mapper>