Ukázka užití yq na transformaci stack file

config.yml

steps:
  - checkout
  - yq/install:
      version: v4.9.6
      arch: amd64
  - read_access_envs:
      stack_name: << parameters.stack_name >>
  - run:
      name: Set ENVs to stack
      command: |
        yq eval \
          $'.services.backend.environment.AWS_ACCESS_KEY_ID = env(AWS_ACCESS_KEY_ID) |
            .services.backend.environment.AWS_SECRET_ACCESS_KEY = env(AWS_ACCESS_SECRET_KEY) |
            .services.backend.environment.AWS_REGION = "eu-central-1" |
            .services.backend.environment.NODE_ENV = "<< parameters.environment >>" |
            .services.backend.deploy.labels.["traefik.frontend.rule"] = "Host:" + env(BACKEND_HOST_NAME)' \
          backend/docker-compose.dev.yaml > backend/docker-compose.yaml