Update 'AlpineIMG.jenkinsfile'

AlpineIMG.jenkinsfile

@@ -53,6 +53,11 @@ pipeline {
             steps {
             // Save generated files
             archiveArtifacts artifacts: '*.tar.xz', followSymlinks: false
+            // Copy artifacts to /LXCBuild folder
+            sh '''
+            mkdir -p /LXCBuild/template/cache
+            cp -f *.tar.xz /LXCBuild/template/cache
+            '''
             // Cleaning WorkSpace
             //cleanWs()
             }