docker-publish-latest-commit.yml

name: Build latest docker image

on:
  push:
    branches: ['main']

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository }}

jobs:
  build:
    runs-on: ubuntu-latest

    #--- Set permissions to ephemeral GITHUB_TOKEN for job actions
    permissions:
      contents: read
      packages: write

    steps:
      - name: Checkout and download repository to workflow runner
        uses: actions/checkout@v3

      - name: Set up docker buildx
        uses: docker/setup-buildx-action@v2

      - name: Login to github container registry
        uses: docker/login-action@v2
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build and push image to github container registry
        uses: docker/build-push-action@v3
        with:
          context: .
          push: true
          tags: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:latest