docker-image.yml

# This workflow uses actions that are not certified by GitHub.
# They are provided by a third-party and are governed by
# separate terms of service, privacy policy, and support
# documentation.

name: Publish Docker image

on:
  push:
  release:
    types: [published]

  # Allows you to run this workflow manually from the Actions tab
  workflow_dispatch:

env:
  REGISTRY: ghcr.io

jobs:
  push_to_registry:
    name: Push Docker image to GHCR
    runs-on: ubuntu-latest
    permissions:
      packages: write
      contents: read
    steps:
      - name: Check out the repo
        uses: actions/checkout@v2

      - name: Log in to the GitHub Container registry
        uses: docker/login-action@v1.12.0
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build and push Docker image
        uses: docker/build-push-action@v2.8.0
        with:
          context: .
          push: true
          build-args: |
            VERSION=${{ github.ref_name }}
          tags: |
            ${{ env.REGISTRY }}/${{ github.repository }}:${{ github.ref_name }}
            ${{ env.REGISTRY }}/${{ github.repository }}:latest