Issue #3318536 by swentel: Create a drupalci.yml file

build:

  environment:

    startcontainers:

      runcontainers:

    create_db:

      dbcreate:

  codebase:

    assemble_codebase:

      checkout_core:

      checkout.contrib:

      fetch:

      patch:

      composer.core_install:

      gather_dependencies:

      update_build:

      yarn_install:

      start_phantomjs:

  assessment:

    validate_codebase:

      phplint:

      container_composer:

      csslint:

      eslint:

      phpcs:

    testing:

      run_tests.standard:

        types: 'Simpletest,PHPUnit-Unit,PHPUnit-Kernel,PHPUnit-Functional'

      run_tests.js:

        concurrency: 1

        types: 'PHPUnit-FunctionalJavascript'