Update Jenkinsbuild to use buildagent for project build stage

Jenkinsfile

@@ -109,20 +109,22 @@
     stages {
       stage('Build Java code') {
         steps {
-          readTrusted 'Makefile'
-          readTrusted './bin/maxmind.sh'
-          readTrusted 'mvnw'
-          readTrusted '.mvn/wrapper/MavenWrapperDownloader.java'
-          readTrusted 'pom.xml'
-
-          withCredentials([string(credentialsId: 'maxmind-license-key', variable: 'MAXMIND_LICENSE_KEY')]) {
-            sh 'mkdir -p /tmp/maxmind && ./bin/maxmind.sh /tmp/maxmind'
-          }
-
-          sh 'make production-build'
-          stash includes: 'target/', name: 'target'
-          dir('/tmp') {
-            stash includes: 'maxmind/', name: 'maxmind'
+          container('buildcontainer') {
+            readTrusted 'Makefile'
+            readTrusted './bin/maxmind.sh'
+            readTrusted 'mvnw'
+            readTrusted '.mvn/wrapper/MavenWrapperDownloader.java'
+            readTrusted 'pom.xml'
+  
+            withCredentials([string(credentialsId: 'maxmind-license-key', variable: 'MAXMIND_LICENSE_KEY')]) {
+              sh 'mkdir -p /tmp/maxmind && ./bin/maxmind.sh /tmp/maxmind'
+            }
+  
+            sh 'make production-build'
+            stash includes: 'target/', name: 'target'
+            dir('/tmp') {
+              stash includes: 'maxmind/', name: 'maxmind'
+            }
           }
         }
       }