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-- option 1
varibles:
  ENV: sandbox
stages:
  - build
  - test
  - deploy
  
  ...
  test-job:

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stages:
  - build
  - test
  - deploy
  
  ...
  test-job:
    stage: test
    trigger: my-project
  ...

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stages:
  - build
  - test
  - deploy
  
  ...
  test-job:
    stage: test
    trigger: 
      project: my-project

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version: "3.7"
services:
  mainline:
    build:
      context: .
      dockerfile: nginx.Dockerfile
      args:
        NGINX_VERSION: 1.17.9-perl
        BUILD_FILE: debian.conf
    image: app:mainline

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---
- name: Log to logger
  hosts: server3
  become: true
  tasks:
  - name: log 
    syslogger:
      msg: logger "I just logged a message from Ansible"

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ansible vms -i inventory -m copy -a "src=/etc/ansible/test2022.txt dest=/home/student"
-------------------------------------------------------------
ansible vms -i inventory -m group -a "name=usransible" -b
ansible vms -i inventory -m user -a "name=usransible group=usransible createhome=yes password=1qaz2wsx" -b

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FROM ubuntu:latest
RUN mkdir -p /folder
RUN apt-get update
RUN apt-get install netcat -y
CMD sleep 1000s

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#!/usr/bin/env bash

for f in *.com; do
    mv -- "$f" "${f%.com}.txt"
done

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# docker-compose.yaml
  version: '3.8'
  services:
    jenkins:
      image: jenkins/jenkins:lts-jdk11
      privileged: true
      user: root
      ports:
       - 8080:8080
       - 50000:50000

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version: '3.6'
services:
  web:
    image: 'gitlab/gitlab-ce:latest'
    restart: always
    hostname: 'gitlab.example.com'
    environment:
      GITLAB_OMNIBUS_CONFIG: |
        external_url 'http://localhost:8929'
        gitlab_rails['gitlab_shell_ssh_port'] = 2224