java.io.IOException: Could not find resource mybatis-conifg.xml

<?xml version="1.0" encoding="UTF-8" ?>
<!--文件名可以任意，文件类型一定要是xml文件-->
<!DOCTYPE configuration
        PUBLIC "-//mybatis.org//DTD Config 3.0//EN"
        "http://mybatis.org/dtd/mybatis-3-config.dtd">
<!--mybatis.org官网-入门里copy dtd -->
<configuration>
    <settings>
        <!--可以把数据库中的字段如goods_id ==>goodsId -->
        <setting name="mapUnderscoreToCamelCase" value="true"/>
    </settings>
    <environments default="dev">
        <!--default属性设置默认使用的数据库-->
        <environment id="dev">
            <!--采用JDBC对数据库对事务commit/rollback-->
            <transactionManager type="JDBC"/>
            <dataSource type="POOLED">
                <!--使用连接池对数据进行管理-->
                <property name="driver" value="com.mysql.cj.jdbc.Driver"/>
                <property name="url" value="jdbc:mysql://localhost:3306/babytun?useUnicode=true&amp;characterEncoding=utf-8;serverTimezone=Asia/Shanghai&amp;"/>
                <property name="username" value="root"/>
                <property name="password" value="root"/>
            </dataSource>
        </environment>
        <environment id="dev">
            <!--采用JDBC对数据库对事务commit/rollback-->
            <transactionManager type="JDBC"/>
            <dataSource type="POOLED">
                <property name="driver" value="com.mysql.jdbc.Driver"/>
                <property name="url" value="jdbc:mysql://192.168.1.155:3306/babytun?useUnicode=true&amp;characterEncoding=utf-8"/>
                <property name="username" value="root"/>
                <property name="password" value="abc123456"/>
            </dataSource>
        </environment>
    </environments>
    <mappers>
        <mapper resource="mappers/test.xml"/>
    </mappers>
</configuration>

<?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="test">
    <select id="sample" resultType="String">
        select 'success'
    </select>
</mapper>

package com.imooc.oa.utils;
import org.apache.ibatis.io.Resources;
import org.apache.ibatis.session.SqlSession;
import org.apache.ibatis.session.SqlSessionFactory;
import org.apache.ibatis.session.SqlSessionFactoryBuilder;
import java.io.IOException;
import java.io.Reader;
import java.util.function.Function;
public class MyBatilsUtils {
    private static SqlSessionFactory sqlSessionFactory = null;
    static {
        Reader reader = null;
        try {
            reader = Resources.getResourceAsReader("mybatis-conifg.xml");
            sqlSessionFactory = new SqlSessionFactoryBuilder().build(reader);
        } catch (IOException e) {
            throw new ExceptionInInitializerError(e);
        }
    }
    public static Object excuteQuery(Function<SqlSession,Object> func){
        SqlSession session = sqlSessionFactory.openSession();
        try {
            Object obj = func.apply(session);
            return obj;
        } finally {
            session.close();
        }
    }
}

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <groupId>com.imooc</groupId>
    <artifactId>imooc-oa</artifactId>
    <version>1.0-SNAPSHOT</version>
    <build>
        <plugins>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-compiler-plugin</artifactId>
                <configuration>
                    <source>8</source>
                    <target>8</target>
                </configuration>
            </plugin>
        </plugins>
    </build>
    <repositories>
        <repository>
            <id>aliyun</id>
            <name>aliyun</name>
            <url>https://maven.aliyun.com/repository/public</url>
        </repository>
    </repositories>
    <dependencies>
        <dependency>
            <groupId>org.mybatis</groupId>
            <artifactId>mybatis</artifactId>
            <version>3.5.9</version>
        </dependency>
        <dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>4.13.2</version>
        </dependency>
        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <version>8.0.28</version>
        </dependency>
    </dependencies>
</project>

package com.imooc.oa.utils;
import org.junit.Test;
public class MyBatisUtilsTestor {
    @Test
    public void testor1(){
        String result = (String)MyBatilsUtils.excuteQuery(sqlSession ->
                sqlSession.selectOne("test.sample")
        );
        System.out.println(result);
    }
}