liberty server.xml

<?xml version="1.0" encoding="UTF-8"?>
<server description="new server">

    <!-- Enable features -->
    <featureManager>
        <feature>cdi-1.2</feature>
        <feature>jaxrs-2.0</feature>
        <feature>jpa-2.1</feature>
        <feature>json-1.0</feature>
        <feature>jndi-1.0</feature>
        <feature>ejbLite-3.2</feature>
    </featureManager>

    <!-- To access this server from a remote client add a host attribute to the following element, e.g. host="*" -->
    <httpEndpoint id="defaultHttpEndpoint"
                  httpPort="9080"
                  httpsPort="9443"/>

    <!-- Automatically expand WAR files and EAR files -->
    <applicationManager autoExpand="true"/>

    <!-- Default SSL configuration enables trust for default certificates from the Java runtime -->
    <ssl id="defaultSSLConfig" trustDefaultCerts="true"/>

    <dataSource id="DefaultDataSource" jndiName="jdbc/mySQL">
        <jdbcDriver libraryRef="MySQLLib"/>
        <properties databaseName="cursistdb?serverTimezone=UTC" serverName="localhost" portNumber="3306"
                    user="changeusername" password="changepassword"/>
    </dataSource>

    <library id="MySQLLib">
        <file name="/changetoyourpathtolocalmavenrepository/.m2/repository/mysql/mysql-connector-java/8.0.22/mysql-connector-java-8.0.22.jar"/>
    </library>
</server>