act/pkg/runner/testdata/container-hostname/push.yml

name: container-hostname
on: push

defaults:
  run:
    shell: bash

jobs:
  with-hostname:
    runs-on: ubuntu-latest
    container:
      image: node:12-buster-slim
      options: "--hostname my.host.local"
    steps:
      - run: |
          [[ $(uname -n) == "my.host.local" ]]

  default-hostname:
    runs-on: ubuntu-latest
    container:
      image: node:12-buster-slim
    steps:
      - run: |
          [[ $(uname -n) ]] && [[ $(uname -n) != "my.host.local" ]]