Update Jenkinsfile

Jenkinsfile

@@ -19,15 +19,20 @@ pipeline {
         }
 
         stage('Build Image') {
-            steps {
-                sh """
-                    docker build \
-                        -t ${HARBOR_REGISTRY}/${HARBOR_PROJECT}/${IMAGE_NAME}:${BUILD_NUMBER} \
-                        -t ${HARBOR_REGISTRY}/${HARBOR_PROJECT}/${IMAGE_NAME}:latest \
-                        .
-                """
-            }
+    steps {
+        // We use Kaniko to build the image safely inside Kubernetes
+        sh '''
+        docker run --rm \
+            -v .:/workspace \
+            -v /home/jenkins/.docker/config.json:/kaniko/.docker/config.json \
+            gcr.io/kaniko-project/executor:latest \
+            --dockerfile /workspace/Dockerfile \
+            --context /workspace \
+            --destination harbor.myriadcara.com/library/nodejs-app:1 \
+            --destination harbor.myriadcara.com/library/nodejs-app:latest
+        '''
         }
+    }
 
         stage('Push to Harbor') {
             steps {