quarkus/src/main/resources/struts.xml

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE struts PUBLIC
        "-//Apache Software Foundation//DTD Struts Configuration 2.5//EN"
        "https://struts.apache.org/dtds/struts-2.5.dtd">
<struts>

    <constant name="struts.enable.DynamicMethodInvocation" value="false"/>
    <constant name="struts.devMode" value="true"/>

    <package name="quarkus-default" extends="struts-default">
        <default-action-ref name="index" />

        <action name="index" class="org.apache.struts2.examples.quarkus.IndexAction"/>
        <action name="hello" class="org.apache.struts2.examples.quarkus.IndexAction" method="hello">
            <result type="freemarker">hello.ftl</result>
        </action>
    </package>

</struts>