Added Jenkinsfile 15

Dockerfile

@@ -1,11 +1,15 @@
 FROM node:15-alpine
 
 WORKDIR /app
+ENV NODE_ENV=production
 
 COPY ./public /app/public
 COPY ./views /app/views
-COPY ./dist /app/views
+COPY ./dist /app/dist
 COPY ./package.json /app/package.json
+COPY ./package-lock.json /app/package-lock.json
+
+RUN npm install
 
 ENTRYPOINT npm start
 EXPOSE 3000

Jenkinsfile

@@ -97,7 +97,7 @@ node {
          sh 'npm prune'
          sh 'rm node_modules -rf'
          sh "docker rmi ${env.DOCKER_NAME} ${DOCKER_REGISTRY}/${env.DOCKER_NAME}"
-         sh 'docker image prune'
+         sh 'docker image prune -f'
          sh 'docker rmi $(docker images -a | grep "<none>" | awk "{print \$3}") &2>/del/null || exit 0'
 
          /*mail body: 'project build successful',