nodes:
  - id: runtime-node_1
    operators:
      - id: op_1
        shared-library: build/op_1
        inputs:
          tick: dora/timer/millis/100
        outputs:
          - some-output
      - id: op_2
        shared-library: build/op_2
        inputs:
          tick: dora/timer/secs/2
        outputs:
          - some-output

  - id: custom-node_1
    custom:
      source: build/node_1
      inputs:
        tick: dora/timer/secs/1
        input-1: op_1/some-output
        input-2: op_2/some-output