options:
  retry_count: 3
  env:
    FOO: bar
start:
  name: Main
  flow: sequential
  steps:
    - name: Test 1          # inline step
      script: test/fixtures/test.sh
      arguments:
        - foo
      output_file: log/test1.log
      retry_count: 1
      env:
        FOO: BAR 1
    - $ref: ./step2.yaml    # use step from a file
    - $ref: "#/step3"       # use step defined below
    - $ref: "#/nested-steps"

step3:
  name: Test 3
  script: test/fixtures/test.sh
  arguments:
    - foo
  output_file: log/test3.log
  retry_count: 1
  env:
    FOO: BAR 3

nested-steps:
  name: Test nested steps
  flow: parallel
  steps:
    - $ref: "#/nested-step-1"

nested-step-1:
  name: Nested step 1
  script: test/fixtures/test.sh
  arguments:
    - foo
  output_file: log/nested-step-1.log
  retry_count: 1
  env:
    FOO: BAR 3