shell excutor demo

gitlab/shell.gitlab-ci.yml

+stages:
+  - deploy
+deploys:
+  stage: deploy
+  script:
+  - npm install
+  - npm run build

jenkins/docker-compose.yml

+version: "3"
+services: 
+  jenkins:
+    image: jenkins/jenkins
+    privileged: true
+    environment: 
+      - "ES_JAVA_OPTS=-Xms512m -Xmx512m"
+    user: root
+    ports: 
+      - "8081:8080"
+      - "50000:50000"
+    volumes: 
+      - /var/run/docker.sock:/var/run/docker.sock
+      - /usr/local/bin/docker:/usr/local/bin/docker
+      - ./jenkins:/var/jenkins_home