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@24cb9080177205b6e8c946b17badbe402adc938f # v3.4.0
      - name: Setup QEMU
        uses: docker/setup-qemu-action@e81a89b1732b9c48d79cd809d8d81d79c4647a18 # v2.1.0
      - name: Setup Docker Buildx
        id: buildx
        uses: docker/setup-buildx-action@4b4e9c3e2d4531116a6f8ba8e71fc6e2cb6e6c8c # v2.5.0
        with:
          buildkitd-flags: "--debug"
      - name: Build multi-arch container image
        uses: docker/build-push-action@3b5e8027fcad23fda98b2e3ac259d8d67585f671 # v4.0.0
        with:
          push: false
          builder: ${{ steps.buildx.outputs.name }}
          context: .
          file: ./Dockerfile
          platforms: linux/amd64,linux/arm/v7,linux/arm64
          tags: |
            ${{ env.REPOSITORY }}:nightly