name: CI
on:
  - push

jobs:
  build:
    runs-on: ubuntu-latest
    container: catthehacker/ubuntu:act-latest
    strategy:
      matrix:
        things: [1, 2, 3, 4, 5]
    steps:
      - uses: github.com/actions/checkout@v3
      - name: Cache stuff
        uses: github.com/actions/cache@v3
        with:
          path: .
          key: stuff
      - run: sleep 5
      - name: Hello world
        run: docker run hello-world
      - run: docker ps
      - run: docker container ls