name: nightly
on:
  schedule:
    - cron:  '0 0 * * *'
  workflow_dispatch:

env:
  REPOSITORY: ${{ github.repository }}

permissions:
  contents: read # for actions/checkout to fetch code

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@c85c95e3d7251135ab7dc9ce3241c5835cc595a9 # v3.5.3
      - name: Setup QEMU
        uses: docker/setup-qemu-action@2b82ce82d56a2a04d2637cd93a637ae1b359c0a7 # v2.2.0
      - name: Setup Docker Buildx
        id: buildx
        uses: docker/setup-buildx-action@4c0219f9ac95b02789c1075625400b2acbff50b1 # v2.9.1
        with:
          buildkitd-flags: "--debug"
      - name: Build multi-arch container image
        uses: docker/build-push-action@2eb1c1961a95fc15694676618e422e8ba1d63825 # v4.1.1
        with:
          push: false
          builder: ${{ steps.buildx.outputs.name }}
          context: .
          file: ./Dockerfile
          platforms: linux/amd64,linux/arm/v7,linux/arm64
          tags: |
            ${{ env.REPOSITORY }}:nightly