name: Nightly Release
on:
  schedule:
    - cron: '0 0 * * *'
  workflow_dispatch: {}
jobs:
  build-release:
    name: Build and release Docker image
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v2
      - name: Update version.go
        run: |
          _version=v$(cat version.txt)
          sed -Ei "s/VERSION = \"v0.0.0\"/VERSION = \"${_version}-nightly\"/g" version/version.go
      - name: Login into GitHub Container Registry
        run: echo ${{ secrets.CR_PAT }} | docker login ghcr.io -u $GITHUB_ACTOR --password-stdin
      - name: Build Docker image
        run: |
          docker build \
          -t "ghcr.io/${GITHUB_REPOSITORY}:${GITHUB_SHA:0:7}" \
          -t "ghcr.io/${GITHUB_REPOSITORY}:nightly" .
      - name: Release Docker image
        run: |
          docker push "ghcr.io/${GITHUB_REPOSITORY}:${GITHUB_SHA:0:7}"
          docker push "ghcr.io/${GITHUB_REPOSITORY}:nightly"