push-to-registry/.github/workflows/verify-push.yaml

# This workflow will perform a test whenever there
# is some change in code done to ensure that the changes
# are not buggy and we are getting the desired output.
name: Test Push without image
on: [ push, workflow_dispatch ]
env:
  IMAGE_NAME: myimage
  IMAGE_REGISTRY: quay.io
  IMAGE_TAG: latest

jobs:
  build:
    name: Push image to Quay.io
    runs-on: ubuntu-20.04
    steps:
      # Checkout push-to-registry action github repository
      - name: Checkout Push to Registry action
        uses: actions/checkout@v2

      - name: Build Image using Docker
        run: |
          docker build -t ${{ env.IMAGE_NAME }}:latest -<<EOF
          FROM busybox
          RUN echo "hello world"
          EOF

      # Push the image to image registry
      - name: Push To Quay
        uses: ./
        id: push
        with:
          image: ${{ env.IMAGE_NAME }}
          tag: ${{ env.IMAGE_TAG }}
          registry: ${{ env.IMAGE_REGISTRY }}/${{ secrets.REGISTRY_USER }}
          username: ${{ secrets.REGISTRY_USER }}
          password: ${{ secrets.REGISTRY_PASSWORD }}

      - name: Echo outputs
        run: |
          echo "registry-path ${{ steps.push.outputs.registry-path }}"
          echo "digest ${{ steps.push.outputs.digest }}"