test.yaml

# This workflow builds docker images and pushes them to a Docker Hub Repository
# This workflow is specific to the podman-notebook directory and image
# Set the workflow name
name: JHub Podman Build Test

# Define the trigger that starts the action
# For this workflow the trigger is on a push that changes anything in the images/podman-notebook/ path
on:
  push:
    paths:
      - podman-notebook/**

# Define the actions that are going to take place as part of this workflow    
jobs:
  build-image:
    # Use the latest ubuntu image to run the jobs
    runs-on: nbviz-runner-set
    steps:
      # Step 1 is to checkout the github repo used to build the Dockerfile
      - name: Check out the repo
        uses: actions/checkout@v4
      # Step 2 is to login to docker hub so the image can be pushed
      # Get the date and send to GITHUB_OUTPUT to apply as image tag
      - name: Get current date
        id: date
        run: echo "date=$(date +'%Y-%m-%d.%H')" >> $GITHUB_OUTPUT
      # Build and push the docker image
      - name: Build Docker image
        uses: docker/build-push-action@v4
        with:
          # Provide the current directory as build context 
          context: .
          # Specify where the Dockerfile is located in relation to the repo base path
          file: Containerfile
          # Enable the push to docker hub
          push: false
          # Provide the tags to apply to the image, this example uses the latest image tag 
          tags: |
            ncote/nbviz2cntnr:${{ steps.date.outputs.date }}