Docker build action

gistfile1.txt

name: Build Docker image

on:
  workflow_dispatch:
  push:

jobs:
  build_docker_image:
    name: Docker Build
    runs-on: ubuntu-22.04
    steps:
      - name: Publishing info
        run: |
          echo "Pushing docker image: ghcr.io/hickey/supernode:$GITHUB_REF_NAME"
          echo "Pushing docker image: ghcr.io/hickey/supernode:$GITHUB_SHA"
      - uses: actions/checkout@v2
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v2
      - name: Auth to GitHub registry
        uses: docker/login-action@v2
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2
      - name: Build and push
        uses: docker/build-push-action@v2
        with:
          context: .
          push: true
          tags: |
            ghcr.io/${{ github.repository }}:${{ github.ref_name }}
            ghcr.io/${{ github.repository }}:${{ github.sha }}