Example of Circle CI deployment to WP Engine

.circleciconfig.yml

version: 2.1
# Environment Variables: https://circleci.com/docs/2.0/env-vars/#built-in-environment-variables

# https://circleci.com/docs/2.0/reusing-config/#authoring-reusable-commands
orbs:
  slack: circleci/[email protected]

commands:
  setup:
    description: "Setup our build"
    steps:
      - run:
          name: "Remove all .gitignore files"
          command: find . -name ".gitignore" -exec rm -f {} \;
      - run:
          name: "Add WPEngine to known hosts"
          command: ssh-keyscan -H git.wpengine.com >> ~/.ssh/known_hosts
  npm:
    description: "Run NPM tasks"
    parameters:
      npm_script:
        default: "build"
        type: string
    steps:
      - run: |
          yarn install --frozen-lockfile
          yarn << parameters.npm_script >>
  composer:
    description: "Install Composer Packages (including WordPress Plugins from wpackagist, satis, etc.)"
    steps:
      - run: composer install --no-dev --optimize-autoloader
  clean:
    description: "Remove files we don't want pushed to the server"
    steps:
      - run: |
          rm -rf $(cat .clean)
          find . -name 'node_modules' -type d -prune -exec rm -rf '{}' +
          find . -name '.gitignore' -type d -prune -exec rm -rf '{}' +
          find . -name 'starter-files' -type d -prune -exec rm -rf '{}' +
  git_push:
    description: "Deploy our files"
    parameters:
      repo:
        type: string
    steps:
      - run:
          name: "Push files to WPEngine"
          command: |
            git add .
            git commit -m "deploy!"
            git push -f << parameters.repo >> ${CIRCLE_BRANCH}
  notify:
    description: "Send notification about the deployment"
    steps:
      - slack/notify:
          color: "#1C2375"
          mentions: "here"
          message: "A new commit has been pushed to ${CIRCLE_BRANCH}"
          webhook: "#"


# https://circleci.com/docs/2.0/configuration-reference/#jobs
jobs:
  prod:
    docker:
      - image: pyxl/wordpress-ci-cd-2020
    steps:
      - checkout
      - setup
      - composer
      - npm:
          npm_script: "prod"
      - clean
      - git_push:
          repo: ${GIT_DEPLOY_PRODUCTION}
  stag:
    docker:
      - image: pyxl/wordpress-ci-cd-2020
    steps:
      - checkout
      - setup
      - composer
      - npm:
          npm_script: "prod"
      - clean
      - git_push:
          repo: ${GIT_DEPLOY_STAGING}
  dev:
    docker:
      - image: pyxl/wordpress-ci-cd-2020
    steps:
      - checkout
      - setup
      - composer
      - npm:
          npm_script: "prod"
      - clean
      - git_push:
          repo: ${GIT_DEPLOY_DEVELOPMENT}
      - notify

workflows:
  version: 2
  deploy:
    jobs:
      - prod:
          filters:
            branches:
              only:
                - production
      - stag:
          filters:
            branches:
              only:
                - /release/.*/
      - dev:
          filters:
            branches:
              only:
                - /bug/.*/
                - /feature/.*/