multi arch support

Jenkinsfile

@@ -44,6 +44,10 @@ pipeline {
         withCredentials([usernamePassword(credentialsId: 'jenkins-dockerhub', usernameVariable: 'DOCKER_USERNAME', passwordVariable: 'DOCKER_PASSWORD'),
             usernamePassword(credentialsId: 'jenkins-central', usernameVariable: 'CENTRAL_USER', passwordVariable: 'CENTRAL_PASS'),
             string(credentialsId: 'jenkins-gpg', variable: 'GPG_PASS')]) {
+          sh '''
+          docker context create multiarch-context --docker "host=$DOCKER_HOST,ca=/certs/client/ca.pem,cert=/certs/client/cert.pem,key=/certs/client/key.pem" || echo "Context exists"
+          docker buildx create --name multiarch --driver docker-container --platform linux/amd64,linux/arm64 --use multiarch-context || docker buildx use multiarch
+          '''
           withMaven {
             sh "./jdk-wrapper.sh ./mvnw $target -P rpm -U -B -Dstyle.color=always -Dorg.slf4j.simpleLogger.log.org.apache.maven.cli.transfer.Slf4jMavenTransferListener=warn -Ddocker.verbose=true"
           }

pom.xml

@@ -428,7 +428,14 @@
                 <cacheFrom>
                   <image>docker.arpnetworking.com/arpnetworking/mad/kafka:cache-base</image>
                 </cacheFrom>
-
+                <buildx>
+                  <dockerStateDir>${user.home}/.docker</dockerStateDir>
+                  <builderName>multiarch</builderName>
+                  <platforms>
+                    <platform>linux/amd64</platform>
+                    <platform>linux/arm64</platform>
+                  </platforms>
+                </buildx>
               </build>
               <run>
                 <network>
@@ -459,6 +466,14 @@
                 <cacheFrom>
                   <image>docker.arpnetworking.com/arpnetworking/mad:cache-base</image>
                 </cacheFrom>
+                <buildx>
+                  <dockerStateDir>${user.home}/.docker</dockerStateDir>
+                  <builderName>multiarch</builderName>
+                  <platforms>
+                    <platform>linux/amd64</platform>
+                    <platform>linux/arm64</platform>
+                  </platforms>
+                </buildx>
               </build>
               <run>
                 <dependsOn>