publish-docker-image-nightly.yaml

name: Build & Publish Nightly Docker Image

on:
  push:
    branches:
      - 'master'

env:
  DOCKER_IMAGE: ghcr.io/${{ github.repository_owner }}/lurk-nightly

jobs:
  publish-nightly-docker-image:
    runs-on: ubuntu-latest

    permissions:
      contents: read
      packages: write

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Setup Docker Buildx
        uses: docker/setup-buildx-action@v2

      - name: Login to GitHub Container Registry
        uses: docker/login-action@v2
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Set Environment Variables
        run: |
          echo "SHORT_COMMIT_SHA=`echo ${GITHUB_SHA} | cut -c1-8`" >> $GITHUB_ENV

      - name: Build and Push Docker Image
        uses: docker/build-push-action@v3
        with:
          context: .
          push: true
          file: ./docker/Dockerfile
          platforms: linux/amd64,linux/arm64/v8
          tags: |
            ${{ env.DOCKER_IMAGE }}:${{ env.SHORT_COMMIT_SHA }},${{ env.DOCKER_IMAGE }}:latest