Switched to node builer and version 1.19.1

Dockerfile

@@ -1,8 +1,8 @@
-FROM harbor.ervine.dev/library/x86_64/alpine/alpine-3.11
+FROM harbor.ervine.dev/library/x86_64/alpine/alpine-3.12
 
 LABEL maintainer="Jonathan Ervine <containers@ervine.org>" "Alpine Linux version"="3.11.3" "NGINX version"="1.17.8" date="19022020"
 
-ENV NGINX_VERSION 1.18.0
+ENV NGINX_VERSION 1.19.1
 
 RUN GPG_KEYS=B0F4253373F8F6F510D42178520A9993A1C052F8 \
 	&& CONFIG="\

Jenkinsfile

@@ -1,17 +1,35 @@
-node("docker-node") {
-    docker.withRegistry('https://harbor.ervine.dev', 'jenkins-to-harbor') {
-    
-        git branch: "3.11.6", url: "ssh://git@git.ervine.org/jonny/x86_64-alpine-nginx", credentialsId: 'jenkins-to-git'
-    
-        sh "git rev-parse HEAD > .git/commit-id"
-        def commit_id = readFile('.git/commit-id').trim()
-        println commit_id
-    
-        stage "build"
-        def app = docker.build "library/x86_64/alpine/nginx-source"
-    
-        stage "publish"
-        app.push("${env.BUILD_NUMBER}")
-        app.push("latest")
+podTemplate(yaml: """
+kind: Pod
+spec:
+  containers:
+  - name: kaniko
+    image: gcr.io/kaniko-project/executor:debug-539ddefcae3fd6b411a95982a830d987f4214251
+    imagePullPolicy: Always
+    command:
+    - /busybox/cat
+    tty: true
+    volumeMounts:
+      - name: jenkins-docker-cfg
+        mountPath: /kaniko/.docker
+  volumes:
+  - name: jenkins-docker-cfg
+    projected:
+      sources:
+      - secret:
+          name: regcred
+          items:
+            - key: .dockerconfigjson
+              path: config.json
+"""
+  ) {
+
+  node(POD_LABEL) {
+    stage('Build with Kaniko') {
+      git url: 'ssh://git@git.ervine.org/jonny/x86_64-alpine-nginx.git', credentialsId: 'jenkins-to-git'
+      container('kaniko') {
+        sh '/kaniko/executor -f `pwd`/Dockerfile -c `pwd` --cache=true --destination=harbor.ervine.dev/library/x86_64/alpine/nginx:1.19.1'
+      }
     }
+  }
 }
+