push.yml

name: Push Image

on:
  release:
    types: [published]

jobs:
  build_image:
    name: Build Lighthouse Image
    runs-on: ubuntu-18.04

    steps:
      - uses: actions/checkout@v2
        with:
          ref: ${{ github.ref }}

      - name: Login to GitHub Container Registry
        uses: docker/login-action@v1
        with:
          registry: ghcr.io
          username: ${{ github.repository_owner }}
          password: ${{ secrets.PERSONAL_ACCESS_TOKEN }}

      - name: Build image
        run: DOCKER_BUILDKIT=1 docker build -t ghcr.io/wanteddev/lighthouse:${{github.event.release.tag_name}} --build-arg BUILDKIT_INLINE_CACHE=1 --cache-from ghcr.io/wanteddev/lighthouse:latest .

      - name: Push image
        run: docker push ghcr.io/wanteddev/lighthouse:${{github.event.release.tag_name}}

      - name: Update latest image (to be used in caching)
        run: |
          docker tag ghcr.io/wanteddev/lighthouse:${{github.event.release.tag_name}} ghcr.io/wanteddev/lighthouse:latest
          docker push ghcr.io/wanteddev/lighthouse:latest
        if: "github.event.release.prerelease != true"